While exploring the ocean floor, she finds a sea star and assumes it can be “opened” like a shell. But instead of opening it, he explains how it really works - then takes her underwater to reveal ...

Scientists have discovered that each of the sea star’s tube feet is driven independently using local feedback from the environment. Murat Inan/Getty Images Sea stars move at a crawling pace, sometimes ...

The "baby boom" of ochre sea stars that followed a population crash a decade ago is enabling the species to recover on the Oregon Coast, according to new research by scientists at Oregon State ...

Have you ever seen a sea star move? To many of us, sea star seem motionless, like a rock on the ocean's floor, but in actuality, they have hundreds of tube feet attached to their underbelly. These ...

Between 2013 and 2017, 90 percent of the sunflower sea star population was wiped out from a disease called Sea Star Wasting Syndrome. Brocken Inaglory via Wikimedia Commons under CC BY-SA 2.0 The ...

The mysterious culprit behind a deadly sea star disease is not an infection, as scientists once thought. Instead, multiple types of bacteria living within millimeters of sea stars’ skin deplete oxygen ...

A decade after they vanished from the ocean, the discovery of this lost colony of sunflower sea stars offers new hope for California's kelp forests.

A new study that combines genetic and molecular techniques helps solve the riddle of sea star (commonly called starfish) body plans, and how sea stars start life with bilateral body symmetry -- just ...

Editor’s note: This story was originally published by Canada’s National Observer. It appears here as part of the Climate Desk collaboration. Every child who has ever explored a West Coast shore ...

Sunflower sea stars, hit by a “climate-fueled pandemic,” play a key role in keeping marine ecosystems balanced. By Catrin Einhorn Sunflower sea stars, huge starfish that until recently thrived in ...