The Hubble Deep Field | Horizon

5: The Big Bang: Before the Dawn | Universe

It's the ultimate question: why are we here? Brian Cox explores how cutting-edge space missions take us back 13.8 billion years t...

Evidence of the Big Bang | James May's Things You Need to Know

James May explores the clues left in outer space that are proof of the Big Bang's occurrence.

How hurricanes are formed by Earth's rotation | Learning Zone

Physicist Helen Czerski explains that hurricanes happen because the earth is rotating. She shows how, because t...

Orbit: Earth's Extraordinary Journey

Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, travelling first from July to the Dece...

Episode 2 | Astronauts: Do You Have What It Takes?

The remaining astronaut candidates are put through more demanding tests. They have to escape from an underwater capsule an...

02: Out of Sight | Richard Hammond's Invisible Worlds

Richard Hammond uses groundbreaking imaging technology to take the viewer on a journey of discovery beyond the visible ...

2: In the Beginning | Stephen Hawking's Universe

Professor Stephen Hawking looks at the mystery of how the Universe. He introduces the Big Bang theory and the scientists who...

S1E2:...about the Universe | James May's Things You Need to Know

James May takes a journey of discovery across the universe, asking where it all began, how stars work, and w...

1: Deep Earth | How Earth Made Us

Series telling the story of how the development of civilisation was influenced by planetary forces. Professor Iain Stewart explores the rol...

1: Empire of the Sun | Wonders of the Solar System

Professor Brian Cox describes how the laws of nature have carved natural wonders across the solar system. He explores the ...

2: Stardust | Wonders of the Universe

Professor Brian Cox explores the laws of the universe. In this episode, he seeks to answer the biggest questions of all - what are we a...

2: The Two Sisters - Earth and Mars | The Planets

Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.

Episode 1 | Astronauts: Do You Have What It Takes?

Chris Hadfield, Dr Kevin Fong and Dr Iya Whiteley put 12 candidates through a series of physical and psychological tests t...

Episode 3 | Astronauts: Do You Have What It Takes?

Old fears surface when the remaining candidates face some space agency swim tests. Their teamwork and mental agility are s...

Episode 6 | Astronauts: Do You Have What It Takes?

The finalists head to the Shuttle Landing Facility on Florida's Space Coast for a tough test in weightlessness, and back i...

Evidence of the Big Bang | Wonders of the Universe

Brian Cox simply explains how light and colour are crucial evidence for the Big Bang.

Orbit: Earth's Extraordinary Journey | Learning Zone

Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, to witness the astonis...

The death of a star | James May's Things You Need to Know

James May explains how as a star dies, it gets brighter, hotter and smaller.

1: A Moment in the Sun - The Terrestrial Planets | The Planets

The rocky planets Mercury, Venus, Earth, and Mars were born at the same time from the same material - yet have...

1: Seeing is Believing | Stephen Hawking's Universe

Professor Stephen Hawking explains the history of mankind's quest to explain the Universe. He shows how advances in techn...