A drive to explore took humans to most habitable planets
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Explorer genes
Alex Hutchinson (Mariner Book (UK, April 10, US, now available))
About 50,000 years ago, our ancestors – the first modern humans – set out from a large number of African homelands. I don’t know why this massive uprooting (also known as the “great human expansion”) has encouraged us, but the incredible geographical spread of our species is evidence of its success.
In a relatively short order, humans have more or less made it in “every habitable horn of the planet,” says journalist Alex Hutchinson…
Source: www.newscientist.com