On an extended research visit to a friend’s lab in Tokyo, marine biologists Amy Johnson and Olaf Ellers witnessed something they’d never seen before. The starfish in Tatsuo Motokawa’s lab weren’t ...

ONO, Gifu Prefecture—A fishery cooperative and an airport operator are using a method to deal with troublemaking starfish that can keep both the sea and mountains rich and fertile in central Japan. In ...

A close examination of a collection of starfish in the Smithsonian revealed even more starfish inside those starfish. By Darren Incorvaia Christopher Mah, a biologist at the Smithsonian, was scouring ...

SOUTHAMPTON, UK — Starfish are known for their adorable and symmetrical arms that seem to hug everything they touch. But it turns out that they may not be hugs after all – because starfish, ...

Stars twinkle overhead, but under the sea, stars huddle together. Sea stars, that is! Sea stars (Asteroidea), commonly known as starfish, are invertebrates called echinoderms — creatures with hard, ...

When my grandson Parker was 12 years old, he sent me a one-sentence email with a photo of him on a beach: “Do you know why they are behaving like this?” Turns out not to have been a picture showing ...