What can the last 66 million years teach us about the likely consequences of climate change? And can our species make the next big evolutionary leap needed to tackle it? Show more
Justin explores the Precambrian period: a kind of dark ages, spanning most of our planet's history, that contained two of the most important developments in evolution. Show more
How did the continuous chemical reaction that we call "life" first begin? Justin Rowlatt tells the story of our planet's chemistry - starting at the very beginning. Show more
Justin discovers how phosphorus may have held evolution back for a billion years, and why volcanoes have both rescued and almost wiped out life on the planet. Show more