Brittle stars can learn just fine, even without a brain

We humans are fixated on big brains as a proxy for smarts. But headless animals called brittle stars have no brains at all and still manage to learn through experience, new research reveals.

Fossil spines reveal deep sea's past

Right at the bottom of the deep sea, the first very simple forms of life on Earth probably emerged a long time ago. Today, the deep sea is known for its bizarre fauna. Intensive research is being conducted into how the number ...

Searching for resilience to sea star wasting disease

Your body is home to a unique collection of bacteria, viruses, and fungi that live in and on you, known as your microbiome. When everything is in balance, you feel good. But when your microbiome is off, you can get sick. ...

page 1 from 19