Human Instinct - Season 1 Episode 4

TV's most-watched history series brings to life the compelling stories from our past that inform our understanding of the world today.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

Discoveries that have revolutionised our understanding of what it means to be human, allowing us to live longer, better, smarter and stronger.

Bill Nye walks viewers through various areas of science to show how far they've come through their beginnings until modern times.

See the ultimate guide to the Solar System from the dedicated people who sent spacecraft to explore the sun and the planets, and witness their...

Iain Stewart reveals some surprising facts about the world's most destructive and spectacular natural phenomena, from earthquakes and tsunamis to...