Since 200,000 BCE, humanity has spread around the globe, enacting significant changes upon the planet. This video presents a comprehensive timeline of that story, illustrating yearly developments from ...

A new discovery has rewritten the timeline of Egypt's early dynasties, placing the rise of the New Kingdom nearly a century later than previously thought. The New Kingdom, which lasted from 1550 to ...

Ancient rocks in Sweden are acting like a “rock clock,” helping scientists finally pin down when major Cambrian climate changes happened.