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EvoAnth  ·  4264 days ago  ·  link  ·    ·  parent  ·  post: Comprehending Deep Time

The scale of things becomes even more mind boggling when you realise that the migration out of Africa wasn't done by people deliberately setting out to explore; but by people being forced to spread further afield by increasing population sizes. It took us 50,000 years to fill up the planet. When you realise how gradual and imperceptible it was the time frames seem even more daunting.