Alva Review-Courier -

DNA from dirt: Tracing ancient humans found in 'empty' caves

 

April 28, 2017



BERLIN (AP) — No bones? No problem!

Scientists say they've figured out a way to extract tiny traces of ancient human DNA from dirt in caves that lack skeletal remains.

The technique could be valuable for reconstructing human evolutionary history, according to the study published Thursday in the journal Science.

That's because fossilized bones, currently the main source of ancient DNA, are scarce even at sites where circumstantial evidence points to a prehistoric human presence.

"There are many caves where stone tools are found but no bones," said Matthias Meyer, a geneticist at the Max Pl...



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