Learn why some starfish develop a rare square shape through genetics, regeneration errors, and abnormal development.

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, researchers found, are ...

A similar recovery has not been observed among sunflower sea stars which are linked to the vanishing of Oregon's underwater ...

Where exactly is the head of a starfish? Zoologists, after being stumped for centuries, may finally have an answer. “It’s as if the sea star is completely missing a trunk, and is best described as ...

Explore the interior of a giant starfish as we cut it in half with a waterjet. Surprisingly, the starfish's anatomy features ...

Starfish are dying off in startling numbers along the West Coast of the United States and Canada. And they’re doing it in a rather gnarly manner: the sea creatures are coming down with a syndrome that ...

Tons of toxic German munitions, dumped in the Baltic and North Seas after World War II, have become an unlikely refuge for ...

A close-up photo of the common sunstar (Crossaster papposus), a starfish found in the North Atlantic and Pacific oceans. Photo: © Alexander Semenov Invertebrates ...

Artwork shows the Otter spacecraft in orbit near another satellite. (Starfish Space Illustration) Tukwila, Wash.-based Starfish Space is bringing in more funding after announcing several agreements to ...

Motivational speakers love the starfish story: A man walking along a shore covered with washed-up, dying starfish notices a boy throwing them back into the ocean, one by one. The man says to the boy ...

Tukwila, Wash.-based Starfish Space has won a three-year, $15 million contract from NASA for a mission aimed at doing up-close inspections of defunct satellites in orbit. Such inspections, to be ...