1413 results found for

The accidental discovery of this wonderful tool has changed the face of biology.

Intracellular synthesis is immensely fast and complex.

The importance of transcription in cells and its effect on disease.

How genes act to control the functioning of cells.

Jacqueline Hopson is a PhD student at the University of Exeter, who has just published a paper on the demonization of psychiatrists in fiction in The Psychiatric Bulletin.  Raj Persaud discusses with her why her research leads her to believe that ps....

One of the major parasites is striga, a weed that sucks the juice and nutrients from cereal crops such as millet, sorghum and maize and causes great yield losses. A single striga plant can produce hundreds of thousands of seeds. The seeds are so tiny....

Striga (witchweed) is a parasitic weed that seriously constrains the productivity of staples such as maize, sorghum, millet and upland rice on some farms in Uganda.  Kilimo Trust supported this initiative to try and control its spread.

When he received the 1996 Nobel Prize in Chemistry together with Richard E. Smalley (who also worked at Rice) and Sir Harold Kroto (at the time at the University of Sussex, UK), this was a true example of national and international scientific collabo....

Amongst the Nobel Laureates lecturing in Lindau, Sir Harold Kroto would probably earn the award for the most unusual and characteristic way of presenting. This lecture, which is the first he ever gave in Lindau, is no exception. Kroto`s way of presen....

Children are not the only ones who instinctively appreciate the elegant beauty of highly symmetric structures such as the soccer ball and “play” with them. Artists, architects, scientists, mathematicians and engineers are also fascinated by elega....

This presentation explores the way in which the ideas and advances of people like Copernicus, Galileo and Kepler to Newton and Leibniz laid the foundations of Science.  The Enlightenment was a byproduct of this philosophical breakthrough and right f....

Cameron gives a review of the study of snowflakes and some interesting points about of how our knowledge is still inadequate.

An interesting and very amusing account of the propblems of fractures occurring in sport

Aditya and William give a cartoonists vision of this important subject.

A very interesting survey of the current knowledge of these strange beasts.

A fun view of a serious subject. Lilya and Shiza take a look at how memories are made.

Is there a collision between conserving a single rare species and much wider habitat preservation.

How these ultra-large objects indicate the presence of both dark matter and dark energy.

You've probably never thought of falling in love in this way before.

A look at the various ways we store and information.

A splendid cartoon.

A young scientist's thoughts

A youngster's interesting and amusing look at this special topic.

A really good overview of Dark Matter - from an 11-year old! https://www.geoset.info/wp-content/uploads/2015/01/Dark-Matter.pdf

This short piece asks some intriguing questions.

This video shows a terrific selection of superconducting demonstrations and explanations.

This episode covers the rare blood disorder, hemophilia.

In this episode of Helix, Patricia Martin outlines the symptoms and causes of sickle cell disease (also referred to as sickle cell anemia), a hemoglobin-affecting disorder.

In this episode of Helix, Patricia Martin covers the very common and well-known chromosomal condition, Down syndrome.

In this episode of Helix, Patricia Martin outlines the symptoms and complications associated with Klinefelter syndrome, which is related to Turner syndrome.

Empezar a trabajar con Excel 2010. Operaciones básicas

Empezar a trabajar con Excel 2010. Ejercicio práctico 3

This talk introduces the basic ideas of machine learning, and illustrates them with application examples. It argues that while machine learning and "big data" analysis currently mainly focuses on statistics; the causal point of view can provide addit....

30-minute lecture about the physics of hyperfine interactions, and about how to calculate hyperfine interactions by the WIEN2k DFT code

Fundamental aspects and properties of fuel cells in the environment of renewables.

Know the basics of electrochemical fuel cells and batteries

Learn the basics of a fuel cell

Know the most important criteria for the classification of the fuel cells

Most used fuel in fuel cells, the advantages of their use and limitations

Basic characteristics of the batteries based on proton exchange membrane

Understand the transport phenomena that take place in the membranes used in PEMFC

Criteria to classify Fuel Cells

Understand the advantages and limitations of using hydrogen in fuel cells

Most important applications in the field of fuel cells

Understanding the phenomena that cause the reduction in efficiency that occurs in the fuel cell operation

Polarization curves of the fuel cells, and the phenomena which cause a decline in energy efficiency

Methanol fuel cells (DMFC), its rationale and the advantages and limitations of their use over other fuel cells

Fundamental aspects of Alkaline Fuel Cells

Principles of perception applied to web design. Introduction

Principles of perception applied to web design. Proximity principle

Principles of perception applied to web design. Similarity principle

Principles of perception applied to web design. Closure principle

Principles of perception applied to web design. Good Shape

Web site Design. Navigation over large information spaces

The work inspection at earth works

Work Inspection in a Construction Process. The work inspection at foundations

Work Inspection in a Construction Process. The work inspection at Retaining Walls

Work Inspection in a Construction Process. The work inspection at Retaining Walls

Work Inspection in a Construction Process. The work inspection at Comuns

Work Inspection in a Construction Process. The work inspection at Slab Structures

Work Inspection in a Construction Process. The work inspection at Floor Structures

Work Inspection in a Construction Process. The work inspection at Flat Roofs

Work Inspection in a Construction Process. The work inspection at Pitch Roofs

Work Inspection in a Construction Process. The work inspection at Facades

Work Inspection in a Construction Process. The work inspection at Partitions

Work Inspection in a Construction Process. The work inspection at Partitions

Work Inspection in a Construction Process. The work inspection at Horizontal Coverings

Work Inspection in a Construction Process. The work inspection at Horizontal Coverings

Work Inspection in a Construction Process. The work inspection at Horizontal Coverings

Work Inspection in a Construction Process. The work inspection at Vertical Coverings

Work Inspection in a Construction Process. The work inspection at Vertical Coverings

Learning English Language. Comparative and Superlative of Adjetives