Around 13,000 years ago, giant animals such as mastodons, mammoths, saber-toothed cats and ground sloths disappeared from the Earth. Scientists have found evidence in sediment cores to support a ...
For a long time, the end of the Ice Age felt like a slow fading rather than a sharp break. Mammoths vanished. Old ways of living disappeared. The climate lurched colder again, without much warning.