40 results found for astronomy

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Tanvir 00:08:00

A flash from the early Universe

by Nial Tanvir
A flash from the early Universe
for 14-19 and upwards,
Lectures | 14-19 and upwards | 7 years ago | 748 views
Rating:

Light from a star that exploded 13 billion years ago has reached Earth, setting a new record for the most distant astronomical object yet observed. The characteristics of the explosion show that massive stars were already forming only 630 million yea....

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Jones 1 00:07:00

Antikythera Mechanism Part 1

by Alexander Jones
Antikythera Mechanism Part 1
for 14-19 and upwards,
Lectures | 14-19 and upwards | 7 years ago | 834 views
Rating:

New interpretations of the Antikythera Mechanism reveal that it could be used to predict eclipses, and that it had a dial recording the dates of the ancient Olympiads. The 2,000-year-old box of intricate gearwork provides a glimpse of the engineering....

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Jones 2 00:08:00

Antikythera Mechanism Part 2

by Alexander Jones
Antikythera Mechanism Part 2
for All ages,
Lectures | All ages | 7 years ago | 799 views
Rating:

New interpretations of the Antikythera Mechanism reveal that it could be used to predict eclipses, and that it had a dial recording the dates of the ancient Olympiads. The 2,000-year-old box of intricate gearwork provides a glimpse of the engineering....

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Black Holes 00:07:00

Black Holes

by Angela Luo
Black Holes
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 2 years ago | 608 views
Rating:

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

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RS Wulf 00:47:00

Chasing Venus: the race to measure the heavens

by Andrea Wulf
Chasing Venus: the race to measure the heavens
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 773 views
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New York Times Best Selling and award-winning author Andrea Wulf tells the extraordinary story of the first global scientific collaboration set amid warring armies, hurricanes, scientific endeavour and personal tragedy. On 6 June 1761 and 3 June 1769....

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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 | 1 year ago | 431 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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Dark Matter 00:05:00

Dark Matter

by Lucas Belz-Koelin
Dark Matter
for 11-14 and upwards,
Highschool presentations | 11-14 and upwards | 2 years ago | 569 views
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A really good overview of Dark Matter - from an 11-year old! http://www.geoset.info/wp-content/uploads/2015/01/Dark-Matter.pdf

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RS Dougherty 01:01:00

Discovery of a dynamic atmosphere at one of Saturn’s moons, Enceladus

by Michele Dougherty
Discovery of a dynamic atmosphere at one of Saturn’s moons, Enceladus
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 971 views
Rating:

In recent years, Enceladus, Saturn's sixth largest moon, has become a major attraction for scientists, with many believing it offers the best hope we have of discovering other life in our solar system. NASA's Cassini spacecraft has been orbiting Satu....

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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 | 1423 views
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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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Galaxy Clusters 00:05:00

Galaxy Clusters

by Michelle Sun
Galaxy Clusters
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 2 years ago | 601 views
Rating:

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

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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 | 1 year ago | 437 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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Gravitational Lensing 00:11:00

Gravitational lensing

by Hugo Westwood-Dunkley
Gravitational lensing
for 11-14 and upwards,
Highschool presentations | 11-14 and upwards | 2 years ago | 520 views
Rating:

A young scientist's thoughts

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