15 results found for astronomy

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Cosmic microwave 00:31:00

Cosmic Microwave Background Radiation and its Role in Cosmology

by Robert Wilson
Cosmic Microwave Background Radiation and its Role in Cosmology
for 18-22 and upwards,
Lectures | 18-22 and upwards | 2 years ago | 552 views
Rating:

In the first half of the 20th century other galaxies were recognized, their red shift measured and theories of the whole universe were developed. They included Big Bang and Steady State. Arno Penzias and I found the Cosmic Microwave Radiation (CMB) i....

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Electronic spec 01:02:00

Electronic Spectroscopy and Franck Condon Factors

by Harry Kroto
Electronic Spectroscopy and Franck Condon Factors
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1649 views
Rating:

Electronic spectroscopy and Franck Condon factors. The discovery of the spectrum of H3+ in the laboratory and in the atmosphere of Jupiter. Interstellar chemistry: Ion molecule reactions in space, grain surface catalysed processes and reactions in ci....

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gamma rtay 00:30:00

Gamma Ray Bursts: Windows on the Universe

by George Smoot
Gamma Ray Bursts: Windows on the Universe
for 18-22 and upwards,
Lectures | 18-22 and upwards | 2 years ago | 562 views
Rating:

Gamma-Ray Bursts are the most powerful explosions in the universe. They happen about once per day in the visible universe. Their fantastic engines pump out as much energy in a matter of seconds as all the stars in a galaxy do in a billion years. This....

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cami.dvi 00:59:00

Optical (Electronic) Spectra From Space

by Harry Kroto
Optical (Electronic) Spectra From Space
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 861 views
Rating:

Optical (electronic) spectra from space: comets. The detection of the pulsar in the Crab Nebula. The Three Degree Background. The detection by spectroscopy of the birth of stars.

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Radio Ast 00:56:00

Radio Astronomy – Resolution Issues

by Harry Kroto
Radio Astronomy – Resolution Issues
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 800 views
Rating:

Radio astronomy - resolution issues. The detection of long carbon chain molecules by radio astronomy. The conjectures on the origin of the chains in space and their possible relationship with the Diffuse Interstellar Bands that initiated the experime....

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Bridle 01:00:00

Seeing the invisible: observing the dark side of the universe

by Sarah Bridle
Seeing the invisible: observing the dark side of the universe
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 790 views
Rating:

It seems that most of the universe is made up of mysterious ingredients which we cannot see directly. Dr Bridle describes in pictures 'gravitational lensing', the bending of light by gravity, which is predicted by Einstein's General Relativity. Dr Br....

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Pillinger meteorite moraine 01:00:00

Stones from the sky: A heaven-sent opportunity to talk about science

by Colin Pillinger
Stones from the sky: A heaven-sent opportunity to talk about science
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 645 views
Rating:

Meteorites provide us with laboratory samples from distant bodies including asteroids, comets, the moon, Mars and even ancient stars. Witnesses to the extraordinary event when one is seen to fall from the sky, or anyone finding a sample on the ground....

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The Large - L-N - Gross - P 2008 00:40:00

The Beginning and Development of the Universe

by George Smoot
The Beginning and Development of the Universe
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 527 views
Rating:

By careful investigation of relic left on the cosmic scene we have very good evidence and constraints on what has occurred since the beginning of the Universe. This talk reviews the evidence including images and information from the very first light....

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Silk 01:05:00

The dark side of the universe

by Joe Silk
The dark side of the universe
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 785 views
Rating:

The emergence of cosmic structure is an outcome that has been studied by peering back through the mists of time to the remote depths of the universe as well as by deciphering the fossil structure of nearby galaxies. One of the greatest mysteries in t....

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Mol Astron 01:05:00

The Development of Molecular Radio Astronomy and IR Techniques

by Harry Kroto
The Development of Molecular Radio Astronomy and IR Techniques
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 5574 views
Rating:

The development of molecular radio astronomy and infra red techniques and the information they yield on the composition of the interstellar medium: interstellar clouds, stellar envelopes etc.

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What future - L-N - Steinberger - P 2008 00:44:00

The Impact of Big Science on Astrophysics

by Riccardo Giacconi
The Impact of Big Science on Astrophysics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 491 views
Rating:

The Chandra and Hubble Telescopes are in space and each costs (through operations) several billion dollars. VLT is on the ground but over 20 years of operations will also cost in excess of a billion. They all fall therefore in the category of what ....

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The Beginning - L-N - Smoot - P 2008 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 | 3 years ago | 547 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....

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