How Did Early Humans Reach Every Corner of the World?

This video traces exactly how that changed: the biology that made humans built for endurance instead of speed, the accidental first boats, a 60-mile open-ocean crossing to Australia made 65,000 years ago, and the one invention that — surprisingly — showed up centuries after humans had already conquered every ocean on Earth. 00:00 Intro 00:29 Your Only Vehicle Was Your Body 01:04 Walking Out of Africa 01:48 When Walking Hit a Wall — And How Boats Solved It 03:12 The Weight Problem 04:22 Twist: This Is Where the Order Gets Weird 05:04 Wrap-Up #humanevolution #ancienthistory #anthropology #archaeology #prehistory #history #explainervideo #stone #ancienthistory #facts #story