Brian Cox and Robin Ince are on a mission to discover whether extra-terrestrials exist. But if there really is other life out there, what would it look like? Comedian Conan O’Brien is hoping for lizard-like creatures with superhuman strength, while Greg Proops imagines little green girls, like...

Robin Ince and Brian Cox dig into the secret lives of plants to discover that there’s more going on in your average garden than you might at first think. They hear why trees are better than humans at re-growing broken bits, while comedian Ed Byrne reveals a surprising understanding of...