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Articles on Evolutionary genetics

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A Homo erectus skull from Java, Indonesia. This pioneering species stands at the root of a fascinating evolutionary tree. Scimex

Evolutionary study suggests prehistoric human fossils ‘hiding in plain sight’ in Southeast Asia

The ancestors of modern-day people living on Southeast Asian islands likely interbred with a prehistoric species called Denisovans - raising the possibility of fresh and intriguing fossil discoveries.
North America during the late Pleistocene: a pack of dire wolves (red hair) are feeding bison while a pair of grey wolves approach in the hopes of scavenging. Mauricio Antón

Dire wolves went extinct 13,000 years ago but thanks to new genetic analysis their true story can now be told

Our research shows dire wolves lived in the tropics not the Arctic, and were not especially close relatives of the grey wolf.
We propose same-sex attraction evolved to allow greater social integration and stronger same-sex social bonds. SHUTTERSTOCK

Homosexuality may have evolved for social, not sexual reasons

Scientists don’t ask how some people evolved to be tall. In the same way, asking how homosexuality evolved is the wrong question. We need to ask how human sexuality evolved in all its forms.
The bobtail squid and bioluminscent bacteria are just one of hundreds of examples of mutualism. Klaus Stiefel/Flickr

It takes two: how mutualisms evolve in a world of selfish genes

Reproduction for a female fig wasp can be a nightmarish process. When she is ready to lay her eggs, she leaves the fig in which she was born and became pregnant and searches for another. After she finds…

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