Creatures like sea stars, jellyfish, sea urchins and sea anemones don't have brains, yet they can capture prey, sense danger and react to their surroundings. So does that mean brainless animals can ...

Recent explorations into the world of brainless animals have unveiled surprising capabilities that challenge our traditional views of cognition. Creatures like slime molds, jellyfish, and even plants ...

The hydra is a Lovecraftian-looking microorganism with a mouth surrounded by tentacles on one end, an elongated body, and a foot on the other end. It has no brain or centralized nervous system.

We're going to take a closer look at brains, how animals use them, and how some animals have even evolved to lose them! It turns out a brain (and intelligence more broadly) isn't easy to define, but ...

For years, a pair of scientists have studied how a simple multicellular animal called Trichoplax coordinates its complex behavior without neurons or muscles. Their work shows that mechanical ...

We take a closer look at brains, how animals use them, and how some evolved to lose them. We're going to take a closer look at brains, how animals use them, and how some animals have even evolved to ...