The Stone Age was a prehistoric period that lasted more than 3 million years, from the point when human ancestors began using stone tools until the time we invented metalworking. Archaeologists often ...

Prehistoric Homo sapiens might have lived 230-300,000 years ago, but just like us, they were on the hunt for a good night's sleep. However, unlike many a modern office worker, they might have actually ...

While life emerged around 4 billion years ago, human history—from the earliest humans approximately 2.5 million years ago to the present day—represents a relatively short period in the scale of ...