Known as the Sargasso Sea, sailors have crossed it for centuries, but few notice the border when they slip into glassy indigo ...

Invasive brown tide algae, responsible for a massive 2016 fish kill, is threatening the Indian River Lagoon's seagrass ...

A new study offers a reason why Maine's decimated kelp forests may fail to recover: a chemical released by red algae that can ...

Someone tosses a green, slimy mass onto your plate, and you think, "What kind of seaweed prank is this? Throw it out ...

Sea turtles are truly amazing creatures in the world's oceans. Let's explore the differences between a Loggerhead vs Green ...

A smelly, sometimes toxic “killer belt of seaweed” might put a damper on Floridians’ Memorial Day weekend plans. Sargassum is ...

Sargassum has been spreading across Florida beaches, and as it rots on shore, it emits gases that are harmful to humans and ...

The Atlantic Ocean has a toxic seaweed problem.Floating in brown islands of algae, this year’s sargassum bloom has already ...

Tons of slimy, brownish, smelly bands of algae float along the southern Atlantic Ocean, where it has washed ashore in Florida ...

Large and often smelly brownish-colored algae blobs are headed for South Florida ... with amounts in the eastern Caribbean Sea and west Atlantic Ocean reaching “surprisingly high levels ...

These spiny or slimy ocean creatures display an astonishing diversity of appearances, behaviors and lifestyles—and many are ...