102 results found for theory

View Grid List
Sort A-Z By date
EPR (1)
DNA (2)
FSU (31)
INL (1)
Vega (15)
00:04:00

Wingtip Vortices

by Various
Wingtip Vortices
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 7 years ago | 11 views
Rating:

A very well-explained description of the theory of lift and of how the energy-sapping wingtip vortices are created in aircraft flight. This talk was the runner-up in the 2016 Kroto Prize for Innovative Use of Technology in Science Learning. More details | Watch now

00:01:00

Quantum Spin Hall effect in graphene

by José Luis Lado
Quantum Spin Hall effect in graphene
for All ages,
Arts presentations | All ages | 8 years ago | 5948 views
Rating:

The quantum spin Hall effect is a topological state of matter characterized by sustaining gapless chiral edge states together with an insulating bulk. This phase can be triggered out by applying strong magnetic fields in a graphene sample

More details | Watch now
00:35:00

A Random Walk in Science

by Steven Chu
A Random Walk in Science
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1886 views
Rating:

I will discuss my random walk in science, from my graduate student on postdoctoral years testing the Weinberg-Salam-Glashow theory of electro-weak forces, and then to energy transfer in condensed matter systems, the spectroscopy of positronium, laser....

More details | Watch now
00:37:00

Discovery of the Higgs Particle

by Martinus Veltman
Discovery of the Higgs Particle
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1476 views
Rating:

Recently the Higgs particle has been discovered at CERN. This particle was theoretically predicted. The historical development of field theory, leading to this prediction will be discussed.

More details | Watch now
00:39:00

Light Quanta and Their Idiosyncrasies

by Roy Glauber
Light Quanta and Their Idiosyncrasies
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1653 views
Rating:

Maxwell's electromagnetic theory (now 150 years old) seemed in its comprehensive way to be capable of answering all of the questions one might ever pose about the theory of light. But that spell was broken in 1900 by Planck's discovery that light bea....

More details | Watch now
00:33:00

The Origin of Elementary Particle Masses

by Francois Englert
The Origin of Elementary Particle Masses
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1167 views
Rating:

In the beginning of the 60s, the laws of classical general relativity, Einstein's generalisation of Newtonian gravity, and of quantum electrodynamics, the quantum version of Maxwell's electromagnetic theory, were known. These laws describe long range....

More details | Watch now
00:29:00

Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells

by Rudolph Marcus
Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1503 views
Rating:

Intermittently fluorescing single molecule systems are found in many materials, including semiconductor quantum dots (QD), dyes on crystalline or nanoparticle film surfaces, and biological systems. The QD's show a ~ -3/2 power law for the distributio....

More details | Watch now
00:05:00

What goes up must come down

by Various Presenters
What goes up must come down
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 8 years ago | 1635 views
Rating:

A fascinating discussion between two humanoids about the mystery force of gravity.

More details | Watch now
00:48:00

Density Functional Theory: three non-technical explanations

by Stefaan Cottenier
Density Functional Theory: three non-technical explanations
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1806 views
Rating:

What do six brides have to do with Density-Functional Theory? Discover it in this lecture, in which the essential ideas behind DFT are explained in three different non-technical ways. After this practical lecture, you will be able to understand the m....

More details | Watch now
00:09:00

Rubik’s Cube and Group Theory

by William Neary
Rubik’s Cube and Group Theory
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 9 years ago | 3680 views
Rating:

More details | Watch now
00:06:00

Molecular Bilateral Symmetry of Natural Products: Prediction of Selectivity of Dimeric Molecules by Density Functional Theory and Semiempirical Calculations

by Brandon Fultz
Molecular Bilateral Symmetry of Natural Products: Prediction of Selectivity of Dimeric Molecules by Density Functional Theory and Semiempirical Calculations
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 9 years ago | 1182 views
Rating:

More details | Watch now
00:05:00

Chirality and Group Theory

by Alyssa Rose
Chirality and Group Theory
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 9 years ago | 1517 views
Rating:

More details | Watch now
00:06:00

Radiation in Your Kitchen: Basic Microwave Oven Physics

by Daniel Julio Domínguez
Radiation in Your Kitchen: Basic Microwave Oven Physics
for 11-14 and upwards,
Teaching modules | 11-14 and upwards | 9 years ago | 3513 views
Rating:

They're awesome to have in the kitchen, but did you ever wonder how your microwave actually works? This is a quick introduction to the theory that makes our home microwave ovens possible. Here, Daniel covers the differences between microwave heati....

More details | Watch now
00:32:00

Part 3: Selective Microwave Heating of a Polar Reaction Substrate

by Gregory Dudley
Part 3: Selective Microwave Heating of a Polar Reaction Substrate
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2836 views
Rating:

In part three of this three part series, FSU chemist Dr. Gregory Dudley, summarizes the conclusions of ongoing FSU microwave chemistry research. He discusses the implications and future prospects of microwave research, addressing how other labs could....

More details | Watch now
00:30:00

Part 2: Selective Microwave Heating of an Ionic Reagent

by Gregory Dudley
Part 2: Selective Microwave Heating of an Ionic Reagent
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2472 views
Rating:

In part two of this three part series, FSU chemist Dr. Gregory Dudley, discusses in depth the microwave chemistry research he's conducted in collaboration with FSU colleague Dr. Al Stiegman. The research outlines Friedel-Crafts substitutions, Aryl-Cl....

More details | Watch now
00:30:00

Part 1: Selective Microwave Heating Design and Theory

by Gregory Dudley
Part 1: Selective Microwave Heating Design and Theory
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 3933 views
Rating:

In part one of this three part series, FSU chemist Dr. Gregory Dudley, puts forth the controversy that surrounds microwave chemistry research, he outlines physical theory of microwave chemistry, and discusses the research teams central design hypothe....

More details | Watch now
00:02:00

Microwave Chemistry Introduction: Your dial goes up to 11

by Gregory Dudley
Microwave Chemistry Introduction: Your dial goes up to 11
for 18-22 and upwards22 and upwards,
DiscussionsLecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2942 views
Rating:

This is the introduction to a three part research presentation on microwave chemistry given by FSU chemist Dr. Gregory Dudley. Dudley reports on joint FSU research surrounding microwave chemistry and its previously unknown potential in lab applicatio....

More details | Watch now
00:42:00

Natural Selection and the Future of Life

by Christian de DuvŽ
Natural Selection and the Future of Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1698 views
Rating:

In his lecture Professor Christian Rene de DuvŽ gives a rough overview on the history of life starting about 3.5 billion years ago with the first cells up to the appearance of the first primates 70 million years ago, and he states that all organisms....

More details | Watch now
00:45:00

On the Genetic Basis of Morphological Evolution

by Christiane Nusslein-Volhard
On the Genetic Basis of Morphological Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1202 views
Rating:

Darwin's theory of evolution states that variation of the shape and pattern of the adults rather than the embryos are the basis for natural selection. In order to understand how morphological variation arises, it is important to identify the genes th....

More details | Watch now
00:28:00

DNA between Physics and Biology

by Luc Montagnier
DNA between Physics and Biology
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1928 views
Rating:

The association of DNA with water is known since the deciphering of its double helical structure by X-Ray diffraction in 1953 (Watson, Crick, Wilkins and Franklin). However the power of DNA for organizing water seems to go far beyond the direct fill....

More details | Watch now
00:35:00

Updated Notions on Darwinian Evolution

by Werner Arber
Updated Notions on Darwinian Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1408 views
Rating:

Charles Darwin had based his theory of biological evolution on the observation that phenotypic variants of a given species can sometimes over-grow their parental population, and he attributed this to selective advantage, i.e., to the impact of natura....

More details | Watch now
00:36:00

The Individuality of Light Quanta

by Roy Glauber
The Individuality of Light Quanta
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1337 views
Rating:

Light quanta are the fundamental units of radiant energy. When propagating freely they travel at the fastest attainable speed and live forever. These properties recommend them as the ideal messengers for communication of all sorts. Ordinary light ....

More details | Watch now
00:35:00

The Large Hadron Collider and the Super World

by David Gross
The Large Hadron Collider and the Super World
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1647 views
Rating:

In the period 1990 to 2001 many powerful new astronomical observational facilities have become operational. Hubble Space telescope was launched in 1990; it was followed by the construction of Keck I in 1992 and Keck II in 1996, by the completion of....

More details | Watch now
00:30:00

The Development of Particle Physics

by Martinus Veltman
The Development of Particle Physics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1345 views
Rating:

Particle physics mainly developed after World War II. It has its roots in the first half of the previous century, when it became clear that all matter is made up from atoms, and the atoms in turn were found to contain a nucleus surrounded by electro....

More details | Watch now
01:18:00

What is Quantum Optics?

by Roy Glauber
What is Quantum Optics?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 3698 views
Rating:

The image of light waves as oscillating electromagnetic fields explains virtually all the phenomena of traditional optics.  An awareness that these waves are somehow subdivided into quanta has however been with us since the early 20th century.  The....

More details | Watch now
00:43:00

The Development of Particle Physics

by Martinus Veltman
The Development of Particle Physics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1373 views
Rating:

Particle physics mainly developed after World War II. It has its roots in the first half of the previous century, when it became clear that all matter is made up from atoms, and the atoms in turn were found to contain a nucleus surrounded by electro....

More details | Watch now
00:54:00

The Revolutionary Impact of the GOOYouWiki World (GYWW) on Education and Student Success

by Harry Kroto
The Revolutionary Impact of the GOOYouWiki World (GYWW) on Education and Student Success
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1658 views
Rating:

Prof. Kroto starts his lecture with remarks on his boyhood and his passions at school and University, especially graphic art and drawing.  He mentions his 4/5 rule and shows the connection between theory and experiments, and he is sold on scientific....

More details | Watch now
00:46:00

Darwinian evolution as understood by scientists of the 21st century

by Werner Arber
Darwinian evolution as understood by scientists of the 21st century
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1801 views
Rating:

After a short reminder of the historical development of evolutionary biology, elements to a molecular theory of Darwinian evolution will be presented. Biological evolution is driven by the availability of genetic variants in populations. The occasi....

More details | Watch now
00:12:00

The cell cycle and cancer

by Tim Hunt
The cell cycle and cancer
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2102 views
Rating:

It was in 1882 that Walther Flemming published drawings of chromosomes lining up in mitosis and parting equally to the daughters of cell division, and 20 years later that Theodor Boveri explained the significance of the chromosome dance in terms of t....

More details | Watch now
00:41:00

Science, Society & Sustainability

by Harry Kroto
Science, Society & Sustainability
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1626 views
Rating:

The fact that our modern world is so completely and precariously balanced on Science, Engineering and Technology (SET) makes an understanding of these disciplines by all in positions of significant responsibility vital. lthough wise decision-making ....

More details | Watch now
00:35:00

From ‘On Water’ and Enzyme Catalysis to Single Molecules and Quantum Dots, Theory and Experiment

by Rudolph Marcus
From ‘On Water’ and Enzyme Catalysis to Single Molecules and Quantum Dots, Theory and Experiment
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1537 views
Rating:

Much of theoretical chemistry has involved equations and their application to experiments, Debye, Debye-Hueckel, Transition State Theory, Kramers, LCAO, RRKM, among others. In fortunate circumstances one can, as in a theory of electron transfer reac....

More details | Watch now
00:32:00

Single Molecule Studies of Initial Steps in Dye Sensitized Solar Cells and of Quantum Dots – Examples of Electron Transfers and Relation to Ensemble Studies

by Rudolph Marcus
Single Molecule Studies of Initial Steps in Dye Sensitized Solar Cells and of Quantum Dots – Examples of Electron Transfers and Relation to Ensemble Studies
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1606 views
Rating:

We consider two fields of single molecule studies of intermittently fluorescing systems.  In both fields the intermittency is assumed to involve diffusion controlled electron transfer.  One of these studies involves the initial steps in dye-sensiti....

More details | Watch now
00:30:00

Superposition, Entanglement, and Raising Schrödinger’s Cat

by David Wineland
Superposition, Entanglement, and Raising Schrödinger’s Cat
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2219 views
Rating:

In 1935, Erwin Schrödinger, one of the inventors of quantum mechanics, illustrated his discomfort with the theory by pointing out that its extension to the macroscopic world could lead to bizarre situations such as a cat being simultaneously alive a....

More details | Watch now
00:31:00

Controlling Photons in a Box and Exploring the Quantum to Classical Boundary

by Serge Haroche
Controlling Photons in a Box and Exploring the Quantum to Classical Boundary
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1714 views
Rating:

The founders of quantum theory assumed in 'thought experiments' that they were manipulating isolated quantum systems, obeying the counterintuitive laws which they had just discovered.  Technological advances have recently turned these virtual experi....

More details | Watch now
00:34:00

The Quantum Mechanics of Light: Interference, Entanglement – and Ghosts

by Roy Glauber
The Quantum Mechanics of Light: Interference, Entanglement – and Ghosts
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1556 views
Rating:

The early days of the quantum theory presented many dilemmas connected with interference phenomena and what we have come to call the entanglement of states. We are much better able to deal with these problems now, both in theory and experiment, but t....

More details | Watch now
00:31:00

Five Decades of Lasers, Six Decades of Progress, and a Proposed Space Experiment to test Einstein’s Assumptions

by John Hall
Five Decades of Lasers, Six Decades of Progress, and a Proposed Space Experiment to test Einstein’s Assumptions
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1309 views
Rating:

Even though this is the 51st year of the Laser, progress in its control and application in precision measurements is still accelerating.  The Optical Frequency Comb technology exploded in 1999-2000 from the synthesis of advances in independent field....

More details | Watch now
00:33:00

A Century of Quantum Mechanics

by David Gross
A Century of Quantum Mechanics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2092 views
Rating:

In October 2011 we celebrated the centenary of the Solvay conferences that played a unique and important role in the development of twentieth century physics, most notably in the quantum revolution whose birth overlapped the initiation of these meeti....

More details | Watch now
00:30:00

The Real M-Theory

by Brian Josephson
The Real M-Theory
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1279 views
Rating:

How can one advance a working hypothesis that will not be wrong tomorrow and ridiculous the day after? Beyond the Standard Model we find uncertainty and confusion, with both unclarity as to which might be the correct theory, as well as little in the ....

More details | Watch now
00:31:00

Creating Artificial Magnetic Fields to Act on Neutral Atoms

by William Phillips
Creating Artificial Magnetic Fields to Act on Neutral Atoms
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1557 views
Rating:

Cold, quantum degenerate gases of neutral atoms have proved to be useful in simulating the behavior of quantum systems like electrons in solids.  For example, cold atoms moving in optical lattices (periodic potentials created by interfering laser be....

More details | Watch now
00:34:00

The LHC at CERN and the Higgs

by Martinus Veltman
The LHC at CERN and the Higgs
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1430 views
Rating:

The strong interactions, the forces responsible for the interactions between quarks and notably supposedly responsible for quark confinement, profited from the development of gauge theories.  In the wake of the gauge theory of weak interactions also....

More details | Watch now
00:20:00

Material Characterization: It Takes A Lot of Tools to Solve the Problem

by Jonathan Howard Christian
Material Characterization: It Takes A Lot of Tools to Solve the Problem
for 22 and upwards,
Postgraduate presentations | 22 and upwards | 9 years ago | 2664 views
Rating:

Jonathan Christian discusses what it means to be a material/physical chemist. He shows how a physical chemist characterizes materials using his research into Chromium 3+ polyoxometalates.

More details | Watch now
00:07:00

What is Color?

by Daniel Stribling
What is Color?
for 11-14 and upwards,
Teaching modules | 11-14 and upwards | 9 years ago | 2143 views
Rating:

FSU undergrad, Daniel Stribling, investigates the intimate relationship between light and color. Daniel discusses the history, physics, and theory of light to engage young learners and encourage them to be excited about science.

More details | Watch now
00:10:00

Research in Action: Evaluation of a Prison-Based Domestic Violence Program

by Annelise Mennicke
Research in Action: Evaluation of a Prison-Based Domestic Violence Program
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 9 years ago | 1959 views
Rating:

A doctoral student at FSU's College of Social Work, Annelise Mennicke, presents her research investigating intimate partner violence or "IPV". Annelise's research focuses on the context of IPV perpetration as opposed to a victim based approach, resea....

More details | Watch now
00:07:00

Helix – Episode 1 – Genetics

by Patricia Martin
Helix – Episode 1 – Genetics
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 9 years ago | 2352 views
Rating:

Helix is an educational series covering genetic disorders, brought to you by Patricia Martin and powered by GEOSET Studios. In this first episode, Patricia primes young learners on modern genetic theory before diving into the exciting field of geneti....

More details | Watch now
01:08:00

The asymmetric Universe

by Frank Close
The asymmetric Universe
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1345 views
Rating:

Modern scientific theory describes a perfectly symmetrical Universe. A Universe in which matter is destroyed within an instant of its appearance and where nothing we now know could ever have happened. Human life itself seems to be lopsided, as the sp....

More details | Watch now
00:57:00

The popular reception of relativity in Britain

by Katy Price
The popular reception of relativity in Britain
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1162 views
Rating:

How did it feel to open a newspaper in November 1919 to be greeted by headlines about 'Light Caught Bending' and a 'Revolution in Space and Time'? Einstein's relativity reached a wide public audience in the context of social change. The theory's inte....

More details | Watch now
00:55:00

Iron from the sky: the potential influence of meteorites on ancient Egyptian culture.

by Diane Johnson
Iron from the sky: the potential influence of meteorites on ancient Egyptian culture.
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1074 views
Rating:

Ancient Egyptian belief was frequently derived from observations of the natural world, where the gods were considered to control the forces of nature; and as a society, ancient Egyptians placed great value upon order and balance. So how would the app....

More details | Watch now
01:05:00

The Information. A History, A Theory, A Flood.

by James Gleick
The Information. A History, A Theory, A Flood.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 11 years ago | 1411 views
Rating:

James Gleick shows how information has become the modern era’s defining quality - the blood, the fuel, the vital principle of our world. The story of information begins in a time profoundly unlike our own, when every thought and utterance vanished ....

More details | Watch now
01:03:00

Looking for patterns in the prime numbers

by Ben Green
Looking for patterns in the prime numbers
for 18-22 and upwards,
Lectures | 18-22 and upwards | 11 years ago | 1885 views
Rating:

The prime numbers 2, 3, 5, 7, 11, 13, 17... are those whole numbers with no factors, numbers that divide evenly into larger numbers, other than themselves and 1. They are the building blocks of arithmetic and have fascinated mathematicians for millen....

More details | Watch now
00:59:00

Natural History and the Rights of Woman

by Sharon Ruston
Natural History and the Rights of Woman
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 1754 views
Rating:

During the two-year period of the composition and publication of her Vindication of the Rights of Woman (1792), Mary Wollstonecraft, the mother of Mary Shelley and early advocate of women’s rights, read and reviewed a number of important works of n....

More details | Watch now
01:09:00

The edges of the universe: black holes, horizons and strings

by Andrew Strominger
The edges of the universe: black holes, horizons and strings
for 18-22 and upwards,
Lectures | 18-22 and upwards | 11 years ago | 1915 views
Rating:

The visible universe has edges, known as event horizons, which surround a black hole or a region of space speeding away faster than light.  Event horizons are governed by a strikingly simple set of quantum laws which imply that black holes are at on....

More details | Watch now
00:43:00

‘How should a chemist understand brewing?’ Beer and theory around 1800

by James Sumner
‘How should a chemist understand brewing?’ Beer and theory around 1800
for 14-19 and upwards,
Lectures | 14-19 and upwards | 11 years ago | 2033 views
Rating:

Eighteenth-century chemists could gain useful income and patronage as advisors to industry – and some of the wealthiest and most influential industrialists were brewers. Making chemical knowledge credible to this audience, however, was not always e....

More details | Watch now
00:11:00

Human Sound

by Joe Wolfe
Human Sound
for 14-19 and upwards,
Lectures | 14-19 and upwards | 12 years ago | 2132 views
Rating:

Sound is produced in the larynx; filtering it in the vocal tract produces formants and phonemes. The acoustics, mechanics and some neurobiology of hearing. Pitch perception.

More details | Watch now
00:04:00

Queueing theory

by Bill Hammack
Queueing theory
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 6413 views
Rating:

Bill introduces queueing theory and uses it to design the most efficient check out line

More details | Watch now
00:48:00

Social networks in the internet.

by Manuel Castells
Social networks in the internet.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1772 views
Rating:

The Web has become the fabric of our lives. However, its understanding in terms of social practice is obscured by ideology and media sensationalism, in spite of the fact that social sciences have gathered over the last decade a solid record of empiri....

More details | Watch now
01:06:00

Information theory meets writing

by David MacKay
Information theory meets writing
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1416 views
Rating:

Professor MacKay talks about Dasher, and other communication systems designed using information theory; especially communication systems aimed at disabled people.

More details | Watch now
00:10:00

Origin of Life on Earth: Abiogenesis

by Yangguang Ou
Origin of Life on Earth: Abiogenesis
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 5509 views
Rating:

This presentation portrays a general overview of the theory of abiogenesis and its conceptual history. From the theory of spontaneous generation to biogenesis to the modern-day abiogenesis, the changing perception of the origin of life is discussed.....

More details | Watch now
00:12:00

Color Theory

by Sarah Ferguson
Color Theory
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 13 years ago | 1749 views
Rating:

For my project I am giving a brief history of color theory with emphasis on how science and color theory have interacted. I focus on aspects like primary colors, how color is perceived, and the artists who were at the forefront of color and design. I....

More details | Watch now
00:08:00

Phantom Leg Syndrome

by Heidi Lohr
Phantom Leg Syndrome
for 18-22 and upwards,
Undergraduate presentations | 18-22 and upwards | 13 years ago | 2489 views
Rating:

Phantom Limb Syndrome occurs in amputees who describe being able to feel their missing limb, sometimes experiencing painful sensations in their phantom limb. Originally, painkillers or psychotherapy were used to try and combat phantom pain, but with ....

More details | Watch now
00:09:00

Magnetism and Electricity

by Jean Pruitt
Magnetism and Electricity
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 13 years ago | 1459 views
Rating:

This presentation reviews how magnets work and their uses in the world today. It also explains how magnets and electricity are related and what future inventions could come from using magnets.

More details | Watch now
01:00:00

The great ideas of biology

by Paul Nurse
The great ideas of biology
for 14-19 and upwards,
Lectures | 14-19 and upwards | 13 years ago | 1560 views
Rating:

Three of the ideas of biology are the gene theory, the theory of evolution by natural selection and the proposal that the cell is the fundamental unit of all life. A fourth idea is that the organization of chemistry within the cell provides explanati....

More details | Watch now
01:00:00

The mesoscopic world – from plastic bags to brain disease.

by Athene Donald
The mesoscopic world – from plastic bags to brain disease.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1494 views
Rating:

Structures looking broadly the same in the optical microscope are found in starch granules within plants, in polythene bags and in sections of diseased brain tissue. Athene Donald explores structural similarities between different assemblies of polym....

More details | Watch now
01:12:00

The quandary of the quark

by Christine Davies
The quandary of the quark
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1362 views
Rating:

99.9% of the visible material in the universe is made of quarks and yet we know surprisingly little about them. Professor Davies describes how the properties of the quark are now being revealed, and the implications that this will have for our unders....

More details | Watch now
01:12:00

What is quantum non-locality?

by Sandu Popescu
What is quantum non-locality?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1549 views
Rating:

In his talk Sandu will explain this quantum non-locality and present some of the uses of non-locality for quantum information and communication - strange effects such as teleportation - and will discuss the implications of non-locality for understand....

More details | Watch now
00:17:00

Complex Quantum Systems and Number Theory

by Jonathan Keating
Complex Quantum Systems and Number Theory
for 22 and upwards,
Lectures | 22 and upwards | 14 years ago | 1997 views
Rating:

The last few years have seen the emergence of remarkable connections between fluctuation statistics in complex quantum systems and some long-standing and important problems in number theory, such as the distribution of the primes. They are still myst....

More details | Watch now
01:03:00

Taming the Quanta

by Martin Plenio
Taming the Quanta
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1652 views
Rating:

Devices are now reaching the realm where individual structures are made up of only a few atoms so that quantum mechanics, the theory of the very small, is playing a crucial role. The inevitable quantum fluctuations produce noise which was initially e....

More details | Watch now
01:01:00

The uses of infinity: a philosopher looks at emergent phenomena in physics

by Jeremy Butterfield
The uses of infinity: a philosopher looks at emergent phenomena in physics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1040 views
Rating:

Emergence, and its contrary, reduction, are buzz-words in both physics and philosophy. Both physicists and philosophers disagree about the extent to which we can understand large-scale or complex phenomena in terms of their microscopic parts.

More details | Watch now
00:13:00

James Lovelock – A Final Warning

by James Lovelock
James Lovelock – A Final Warning
for All ages,
Interviews | All ages | 14 years ago | 1937 views
Rating:

James Lovelock is best known as the father of Gaia theory; the idea that all parts of our planet form a complex interacting system, like a single organism. His new book depicts Gaia in trouble. In this interview Lovelock sounds a final warning for pl....

More details | Watch now
00:06:00

The Quantum Lattice

by William Phillips
The Quantum Lattice
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1615 views
Rating:

Awarded a Nobel Prize for using lasers to control and cool atoms, producing the Bose-Einstein condensation, Bill Phillips is eager to hear about new theories from young scientists like Hannah Venzl. An exciting dialogue develops between them on a boa....

More details | Watch now
00:06:00

Abolishing Time?

by David Gross
Abolishing Time?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1865 views
Rating:

David Gross's Nobel Prize was for work on the 'strong' force which acts between quarks inside the atom. Now he works on string theory, hoping to understand how all the forces of nature could be united. He believes the next steps may involve throwing ....

More details | Watch now
00:12:00

Molecular Fingerprinting and Symmetry

by Brian Gold
Molecular Fingerprinting and Symmetry
for 18-22 and upwards,
Undergraduate presentations | 18-22 and upwards | 14 years ago | 2012 views
Rating:

Brian Gold presents on the geometry, mathematics, and applications of group theory in chemical fingerprinting.

More details | Watch now
00:52:00

The Seven Essential Highlights of QM Concepts in Chemical-Physics.

by Michael Kasha
The Seven Essential Highlights of QM Concepts in Chemical-Physics.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 1522 views
Rating:

More details | Watch now
00:44:00

Masers and Lasers

by Charles Townes
Masers and Lasers
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 2023 views
Rating:

Charles Hard Townes received the Nobel Prize for Phyiscs in 1964 'for fundamental work in the field of quantum electronics, which has led to the construction of oscillators and amplifiers based on the maser-laser principle' He was award half of the P....

More details | Watch now
00:28:00

Extremely Fast Chemical Reactions

by Manfred Eigen
Extremely Fast Chemical Reactions
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 2325 views
Rating:

This interview starts with Eigen (Nobel Prize in Chemistry, 1967) talking about his early work for his PhD thesis on fast reactions and measuring the specific heat of heavy water. He says that light water had already been measured in classical chemis....

More details | Watch now
00:33:00

The Physics of Light

by Roy Glauber
The Physics of Light
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 1796 views
Rating:

When asked how does he think about the problems of the physics of light, Glauber says that it is an off-shoot of particle physics. He says that he has mainly worked in nuclear physics, quantum electro-dynamics and the quantum theoretical version of M....

More details | Watch now
00:29:00

The Theory of Everything

by Various Presenters
The Theory of Everything
for 14-19 and upwards,
Discussions | 14-19 and upwards | 15 years ago | 1663 views
Rating:

Are we on the verge of that holy grail of science, a single theory that explains everything from planets to atomic particles, and if we ever get there, will it be the end, or the beginning of physics?  Physicists have theories covering everything fr....

More details | Watch now
00:50:00

Walter Kohn

by Walter Kohn
Walter Kohn
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 1836 views
Rating:

Walter Kohn is a condensed matter theorist who has made seminal contributions to the understanding of the electronic structure of materials. He played the leading role in the development of density functional theory, which has revolutionized scientis....

More details | Watch now
00:07:00

Gerardus ‘t Hooft

by Gerardus t' Hooft
Gerardus ‘t Hooft
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 1522 views
Rating:

Gerardus 't Hooft, the Netherlands shared the Nobel Prize in Physics in 1999 with Martinus J.F. Veltman, the Netherlands 'for elucidating the quantum structure of electroweak interactions in physics'. He came from a family of intellectuals. His great....

More details | Watch now
00:16:00

Martinus J.F. Veltman

by Martinus Veltman
Martinus J.F. Veltman
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 1550 views
Rating:

Martinus J.F. Veltman, the Netherlands shared the Nobel Prize in Physics in 1999 with Gerardus 't Hooft the Netherlands 'for elucidating the quantum structure of electroweak interactions in physics'. Not all areas of Holland were very advanced when V....

More details | Watch now
00:07:00

Rudolph A. Marcus

by Rudolph Marcus
Rudolph A. Marcus
for 14-19 and upwards,
Interviews | 14-19 and upwards | 15 years ago | 1970 views
Rating:

Winner of the Nobel Prize in Chemistry 1992 'for his contributions to the theory of electron transfer reactions in chemical systems'. We ask Marcus to explain how he works and he replies that he draws pictures in order to visualize problems. On relig....

More details | Watch now
01:18:00

Richard Feynman – The Douglas Robb Memorial Lectures – Part 1

by Richard Feynman
Richard Feynman – The Douglas Robb Memorial Lectures – Part 1
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 3287 views
Rating:

A gentle lead-in to the subject, Feynman starts by discussing photons and their properties.

More details | Watch now
01:39:00

Richard Feynman – The Douglas Robb Memorial Lectures – Part 2

by Richard Feynman
Richard Feynman – The Douglas Robb Memorial Lectures – Part 2
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 1962 views
Rating:

What are reflection and transmission, and how do they work?

More details | Watch now
01:34:00

Richard Feynman – The Douglas Robb Memorial Lectures – Part 4

by Richard Feynman
Richard Feynman – The Douglas Robb Memorial Lectures – Part 4
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 2227 views
Rating:

What does it mean, and where is it all leading?

More details | Watch now
00:14:00

Quantum Chemist

by Keith Hughes
Quantum Chemist
for 18-22 and upwards,
Careers | 18-22 and upwards | 15 years ago | 3021 views
Rating:

Dr. Keith Hughes left school at 16 with no science qualifications to become a Paratrooper in the British Army. After qualifying and spending four years serving his country, he decided to leave the army to pursue a chemistry degree and now is now an a....

More details | Watch now
00:53:00

The Man Who Loved Only Numbers – Paul Erdös

by Paul Hoffman
The Man Who Loved Only Numbers – Paul Erdös
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 6098 views
Rating:

An introduction to the life and style of the amazing Paul Erdös.  Paul Hoffman describes the life of Erdös in an intimate and entertaining glimpse into the global world of mathematics. Erdös was unusual not only intellectually but also in the way....

More details | Watch now
00:59:00

Black holes, Wormholes and Time Travel

by Paul Davies
Black holes, Wormholes and Time Travel
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 6304 views
Rating:

The idea of time travel makes great science fiction, but can it really be achieved? Paul Davies, Visiting Professor of Physics at Imperial College, describes wormholes in space and other ways that might allow travel into the past or future.

More details | Watch now
00:09:00

Making Irrational Numbers Visible

by Keith Taylor
Making Irrational Numbers Visible
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1765 views
Rating:

A novel way of showing how root 2 can shown to be irrational, using a paper triangle.

More details | Watch now
00:07:00

The Magical Story

by Keith Taylor
The Magical Story
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1819 views
Rating:

A story about a genie, a monkey, an ape and an infinite number of coconuts. Who gets the coconuts?

More details | Watch now
01:09:00

The Use of Optics in Art – David Hockney and Charles Falco

by Charles Falco
The Use of Optics in Art – David Hockney and Charles Falco
for All ages,
Lectures | All ages | 15 years ago | 4652 views
Rating:

Charles Falco describes his and David Hockney's theory of the use of optical devices by mediaeval artists.

More details | Watch now
00:05:00

Calculating Quantum Corrections to Collider Processes

by Fernando Cordero
Calculating Quantum Corrections to Collider Processes
for 22 and upwards,
Lectures | 22 and upwards | 16 years ago | 1552 views
Rating:

A review of High Energy Particle Theory and Phenomenology at FSU

More details | Watch now
00:18:00

Isaac Newton and Gravitation

by Colin Byfleet
Isaac Newton and Gravitation
for 14-19 and upwards,
Lectures | 14-19 and upwards | 16 years ago | 3218 views
Rating:

A look at what was known when Newton started to develop his theory of gravitation and how he used these ideas and data to make his great forward step

More details | Watch now
00:27:00

The Klein Paradox 2

by Slobodan Danko Bosanac
The Klein Paradox 2
for 22 and upwards,
Lectures | 22 and upwards | 16 years ago | 1529 views
Rating:

Standard analysis of the relativistic dynamics of scattering on a step potential leads to a paradox that contradicts the standard interpretation of a wave function in nonrelativistic theory. It is shown how is this result obtained by not being carefu....

More details | Watch now
00:18:00

The Klein Paradox 1

by Slobodan Danko Bosanac
The Klein Paradox 1
for 22 and upwards,
Lectures | 22 and upwards | 16 years ago | 1580 views
Rating:

Standard analysis of the relativistic dynamics of scattering on a step potential leads to a paradox that contradicts the standard interpretation of a wave function in nonrelativistic theory. It is shown how is this result obtained by not being carefu....

More details | Watch now
00:05:00

What are we made of?

by Harry Kroto
What are we made of?
for 11-14 and upwards,
Lectures | 11-14 and upwards | 16 years ago | 2018 views
Rating:

Development of the ideas which persuaded us to accept the theory of atoms and molecules as constituents of matter.

More details | Watch now
00:05:00

Square Roots 2

by Colin Byfleet
Square Roots 2
for 11-14 and upwards,
Teaching modules | 11-14 and upwards | 16 years ago | 6152 views
Rating:

A better way to extract square roots, with rapid convergence

More details | Watch now
00:07:00

Square Roots 1

by Colin Byfleet
Square Roots 1
for 11-14 and upwards,
Teaching modules | 11-14 and upwards | 16 years ago | 5930 views
Rating:

A pen and pencil method of extracting square roots

More details | Watch now

Items per page: