EarthMap of the underworld may let us play plate tectonics in reverse An atlas of the ancient continents swallowed up long ago is the first to show the whereabouts of almost 100 tectonic plates that have sunk News
EarthComplex life may have had a false start 2.3 billion years ago High levels of oceanic oxygen could have allowed advanced, animal-like life to develop for the first time – only to be wiped out again as oxygen vanished News