Neanderthals may have interbred with humans twice

(PhysOrg.com) -- Extinct human species such as Neanderthals may still be with us, at least in our DNA, and this may help explain why they disappeared from the fossil record around 30,000 years ago.

Google strikes deal to preserve DNA data online

Concerned that the federal government might not keep funding the world's largest free database of genetic data, Google Inc. has forged a deal with a Mountain View, Calif., startup to keep the information online - and free ...

True causes for extinction of cave bear revealed

The cave bear started to become extinct in Europe 24,000 years ago, but until now the cause was unknown. An international team of scientists has analysed mitochondrial DNA sequences from 17 new fossil samples, and compared ...

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