behavior

They cache food—and chicks, in a way—over their lifetimes.

Its focus on communication is being praised on social media—but what does the evidence say?

The answer is hidden in the air around them.

Don’t let your COVID-19 worries overwhelm you.

Like most philosophical dilemmas, the answer is never as simple as it may seem.

Bianca Jones Marlin’s draws inspiration from her foster siblings for her important genetic research.

There’s no real-life Pinocchio’s nose for liars.

You’re more likely to spot these dolls in a lab than a toy box.

Chameleons get silly even as adults, and fiddler crabs always wait for consent.

The anatomy of a good chuckle, explained.