A massive jellyfish, the heaviest on Earth, has been spotted off the Washington coast.

The historian Procopius described how a creature called Porphyrios terrified sixth-century sailors for 50 years. But what was ...

Scientists have deployed artificial intelligence to cut seafloor image analysis from hours — or even years — to seconds, ...

An underwater videographer has just published mesmerizing footage of the world’s largest, longest, and heaviest known ...

Their fur is so soft it almost led to their extinction, but otters’ recovery has been a boon to Pacific kelp forests, a key ...

Malaysian giant turtles are classified as critically endangered because of their "slow reproductive cycle" and are "often ...

For centuries, the Kraken haunted the edges of maritime maps — a monstrous sea creature said to rise from the depths and drag entire ships into the abyss. Long dismissed as folklore, new research is ...

Rebecca Vega Thurber does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

Scientists have proposed using anchored seabed curtains to block warm ocean water from accelerating ice loss at Antarctica’s rapidly melting Thwaites Glacier — a possible climate fix that falls into ...

Brokerage giant Compass has agreed to acquire rival Anywhere Real Estate in a deal that will combine the country's two largest brokerages and bring hundreds of Long Island real estate agents under one ...

Leading real-estate brokerage Compass said it has agreed to acquire rival Anywhere Real Estate for $1.6 billion, the clearest sign yet that a long stretch of lackluster home sales is sparking industry ...