Animals have evolved crab-like bodies at least five times throughout history, a process known as carcinization.

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

The next time you go wild swimming, whether in a lake, river or sea, you are probably sharing the water with one of your tiniest, yet closest relatives. Subscribe to our newsletter for the latest ...

For more than a century, biologists assumed that the bony plates embedded in the skin of lizards – like natural chain mail – ...

Once upon a time, there were a bunch of one-celled microbes, swimming, eating, reproducing, doing all the things that a one-cell bit of life can do. Then, some time later, there were their descendants ...

A genomic atlas of Nematostella vectensis reveals how primitive animals created multiple cell types millions of years ago, ...

Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped how our ...