CARL ZIMMER

Some of the best known species on Earth may not be what they seem.

As the number of bees and other pollinators falls, field pansies are adapting by fertilizing their own seeds, a new study found.

Long-term memories may have been vital to our own evolution, suggests a new study of chimpanzees and bonobos.

Hundreds of genetic variants carried by Neanderthals and Denisovans are shared by people who like to get up early.

People with chronic problems after falls and car crashes scored better on cognition tests after getting a brain implant, a new study found.

The birds’ impressive ability to nod off may be an adaptation to an environment of constant interruptions.

The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel.

A new study challenges a prominent evolutionary theory about why women live long after their childbearing years.

But the researchers cautioned that the work could not shed much light on sexual orientation in humans.

The cancer likely started off as an immune cell that mutated, multiplied and adapted to survive in the water.