Death came from space: 66 million years ago, a meteorite about 10 to 14 kilometers in size struck the earth on the coast of what is now Mexico's Yucatán Peninsula. The consequences of this impact were devastating: more than two thirds of all animal species died out at the time. The most prominent victims were the dinosaurs.
Such global killer events are extremely rare, but not on a smaller scale. Most recently, a roughly 12,000-ton heavy and almost 20 meters spread