What happened when a rock as big as London hit Earth?
[ad_1] Getty ImagesThe meteorite was 40-60km in diameter and left a crater 500km acrossA huge meteorite first discovered in 2014 caused a tsunami bigger than any in known human history and boiled the oceans, scientists have discovered.The space rock, which was 200 times the size of the one that wiped out the dinosaurs, smashed into Earth when our planet was in its infancy three billion years ago.Carrying sledge hammers, scientists […]