Measuring the Universe

The shape of the universe is determined by a struggle between the momentum of expansion and the pull of gravity. The rate of expansion is expressed by the Hubble Constant, Ho, while the strength of gravity depends on the density and pressure of the matter in the universe.

Violent Universe offers something for everyone.

Cosmology, the study of the universe as a whole, has been turned on its head by a stunning discovery that the universe is flying apart in all directions at an ever-increasing rate.

Some of the most extraordinary discoveries in Science are explained by the work of one man— Albert Einstein. Even after 100 years of announcing his Theory of Gravity / General Relativity, Science continues to be moved by it.

Size Matters: from our vast solar system to our galaxy and universe. Enormity is unimaginable. Then the particles and atoms…smaller and larger than we can comprehend.

Imagine being in so much pain that you can even feel it in your sleep. Imagine that pain never ever going away, not even for a minute.

What’s the hottest place in the universe? What’s it like inside a Black Hole? This video climbs the power scales of the universe, from the coldest and bleakest reaches of our galaxy on out to the hottest and most violent places known.

Chaos theory has a bad name, conjuring up images of unpredictable weather, economic crashes and science gone wrong. But there is a fascinating and hidden side to Chaos, one that scientists are only now beginning to understand.

A voyage through space and time with Professor Stephen Hawking. The series charts Professor Hawking’s quest for a ‘Theory of Everything’.