The Ice Age was a hard period in Earth's history, but ancient humans were quite the hardy bunch. They managed survive and ...
Humans have become a geologic force by cooking the planet — using fire on a scale that is altering land, water, air and ...
The world’s first saber-toothed cat mummy has been found in Siberia The world’s first saber-toothed cat mummy has been found in Siberia The Little Ice Age was brutal. How did people survive?