Human Instinct - Season 1 Episode 2

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

Survival instructor Marc Mouret have 100 days to sharpen his body and mind to take on extraordinary challenges.

Hannah Fry takes a spectacular look at the science of size by imagining a parallel world in which everything is made bigger or smaller.

A stunning new documentary series exploring the incredible story of uranium, from its creation in an exploding star to its deployment in nuclear...

Professor Brian Cox embarks on a mission to guide viewers through 350 years of British science, laying bare what science really is, who the people...

Michael Mosley takes an informative and ambitious journey exploring how the evolution of scientific understanding is intimately interwoven with...