Starfish use the light-sensitive organs at the tips of their arms to form images, helping the animals find their way home if they stray from the reef. We have known about the sensors that starfish ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Imagine you are drawing a starfish—where would you draw its face?

When a crown-of-thorns starfish settles onto a coral reef, it turns its own stomach inside out and gets to work dissolving ...

This article was made possible with sponsorship from Greenpeace Australia Pacific. Along with climate change, one of the biggest threats to the Great Barrier Reef is the crown-of-thorns starfish, a ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

In 2013, scientists noticed something unsettling about some starfish across the Pacific: the creatures were dealing with a debilitating condition that effectively caused their arms to disintegrate ...