Growing up in Israel, Gili Greenbaum would give tours of local caves once inhabited by Neanderthals and wonder along with others why our distant cousins abruptly disappeared about 40,000 years ago. Now a scientist at Stanford, Greenbaum thinks he has an answer.
Neanderthals died out about 40,000 years ago. Stanford scientists think diseases contracted from
our ancestors may have played a role [Credit: Nicolas Primola/Shutterstock]In…
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