Clip description Keywords
Bohr v Einstein - Does God play dice?
Bohr v Einstein - Does God play dice?

Duration: 02:33

James May tells the story of the Bohr-Einstein debates and the history of quantum physics.

 
Dark matter and gravity
Dark matter and gravity

Duration: 02:51

An explanation of how 'dark matter' provides the extra gravity needed to hold the outer stars of distant galaxies in place.

 
Evidence of Einstein's theory of general relativity
Evidence of Einstein's theory of general relativity

Duration: 07:08

Professor Brian Cox discusses Albert Einstein's theory of space-time and examines the astronomical evidence for it.

 
How do stars form?
How do stars form?

Duration: 02:43

Outlines a theory of star formation, suggesting stars are formed by collapsing clouds of hydrogen at very low temperatures.

 
Stephen  Hawking doubts that CERN will find the Higgs particle
Stephen Hawking doubts that CERN will find the Higgs particle

Duration: 05:36

Professor Stephen Hawking has revealed he has a bet that the Large Hadron Collider at CERN will not find the Higgs boson - the most highly sought-after particle in physics.

 
Stephen Hawking explains his black hole equation
Stephen Hawking explains his black hole equation

Duration: 02:48

Stephen Hawking talks about his famous equation that explains the complex behaviour of entropy in black holes.

 
The Big Bang
The Big Bang

Duration: 04:30

Brian Cox explains why some stars look red and how this help prove that the universe is expanding?

 
The colours of stars
The colours of stars

Duration: 04:50

An introduction to how the colours of the stars determine how hot they are and how long they will live.

 
The Large Hadron Collider experiences faults
The Large Hadron Collider experiences faults

Duration: 02:14

The Large Hadron Collider experienced faults and had to be shut down one week after it was switched on in September 2008. An early warning system has been recommended to prevent a recurrence.

 
Time and entropy
Time and entropy

Duration: 05:16

Brian Cox explains the concept of entropy and the arrow of time.

 
What shape is the universe?
What shape is the universe?

Duration: 04:20

Marcus Du Sautoy explains to Alan Davies how some mathematicians visualise a potential shape for the universe.

 
What would happen if you jumped into a black hole?
What would happen if you jumped into a black hole?

Duration: 04:45

Professor Max Tegmark uses a waterfall to explain the properties of a black hole and what would happen if a person fell into one.

 
Where is the edge of space?
Where is the edge of space?

Duration: 05:01

Where is the edge of space? Historical and scientific reasons are given to explain why a precise distance has not been identified.

 

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