EarthHuge crater in Australia may be the oldest impact structure on Earth A study claims that the North Pole Dome crater in Western Australia was caused by an asteroid strike 3 billion years ago, but other researchers dispute the proposed age News
EarthThe captivating story that Earth’s ‘boring’ layered rocks tell us Clues to our planet’s dramatic past are in the layers of rocks we might overlook. A great guide shows why they deserve our attention, says James Dinneen Culture