Nautilus

While biology shows us gender can be fluid, our brains struggle to see it that way.

The open nature of the science of classification virtually guarantees fights.

A collection of metal atoms called the “metallome” helped drive evolution.

A new theory sheds light on the emergence of life’s complexity.

Experiments in evolution are exploring what would happen if we rewound the tape of life.

Technology hasn’t diminished the social quality of listening to music

Genetic engineering will one day create the smartest humans who have ever lived.

We seek novelty, but not too much.

How online fear feeds political smear campaigns, stock market rumors, and ISIS propaganda.