HUMAN TIMELINE: How Long Have Humans Existed?

Human Timeline

Last Updated: Dec 30, 2018

Humans have existed for <1% of Earth's history

Human Timeline

Earth was a lonely place for most of its history. If you hold out your arm and clipped a fingernail, that’s less than the duration that humans have existed in Earth.

The earliest modern human fossil found was dated to be about 200,000 years old. Humans migrated and spread throughout the continents.

Like an insurance policy, this helped prevent humans from extinction during cold spells.

But our distinct advantage was our enormous brains and ability to communicate.

Humans existence: How long have human existed?

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