SpaceWhat happened when the Shoemaker-Levy 9 comet smashed into Jupiter From the archives: In 1994 comet Shoemaker-Levy 9 hit Jupiter, creating fireballs 2000 kilometres across – and raising US Congress alarm about what would happen if one hit Earth Regulars
HumansJames Lovelock says artificial intelligence is the start of new life New Scientist interviewed James Lovelock to discuss Gaia’s Novacene and our new AI overlords, microwaving hamsters for science and why Elon Musk’s Mars mission is ‘crazy’ Regulars