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Todos os artigos de Evolutionary biology

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Han Yuanyuan

How midnight digs at a holy Tibetan cave opened a window to prehistoric humans living on the roof of the world

Early humans called Denisovans lived in a remote mountain cave between 100,000 and 60,000 years ago, and possibly longer still, raising intriguing questions about their relationship to modern humans.
Evolution has no final endpoint in mind. Uncle Leo/Shutterstock.com

Evolution doesn’t proceed in a straight line – so why draw it that way?

If you go by editorial cartoons and T-shirts, you might have the impression that evolution proceeds as an orderly march toward a preordained finish line. But that’s not right at all.
We’re having less sex than we used to. Toa Heftiba

Health Check: how often do people have sex?

Australians report having sex once or twice a week, on average, but there are many variables. And that’s assuming people’s estimates are accurate.
The surgical removal of wisdom teeth is far more common than the problems they cause. (Pixabay)

Bad molars? The origins of wisdom teeth

When they cause problems, wisdom teeth don’t seem very smart. But they may have been evolution’s answer to a coarse diet.
Birds don’t fly across wide Amazonian rivers like the Rio Negro. Marcos Amend www.marcosamend.com (for use with this article only)

Bird DNA helps explain Amazonian rivers’ role in evolution

Rivers are natural boundaries for evolving populations. But scientists don’t agree whether they create new species or just help maintain them. Research using birds’ molecular clocks provides some answers.

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