The plan sounded crazy at first. Ten thousand fish were released into the open ocean as part of a massive experiment. The ...

Life on the ocean is full of surprises, but few compare to encountering the biggest fish on Earth. During day 86 of their adventure living entirely from the sea, the crew discovers a massive ocean ...

Tuna are some of the most powerful fish in the ocean, known for their incredible speed, strength, and massive size. Among them, the Atlantic bluefin tuna stands out as one of the largest and most ...

Biological matter left behind in the water allows us to follow these animals without ever setting eyes on them.

Learn how to use your senses like a pro.

Some seabirds breeding in New Zealand’s largest marine park struggled to raise chicks this summer, most likely because ...

An 11-year-old fossil hunter helped scientists discover remains of a giant marine reptile that lived about 202 million years ago and may have been the largest sea reptile ever.

La Jolla and Point Loma are home to the largest giant kelp forests on the West Coast, but those golden underwater forests are shrinking as ocean temperatures rise. A new study from Scripps Institution ...

SYDNEY -- One of the most impressive experiences you can have with wildlife kicks off with a shouted command. "Come on, come on, come on -- into the water," guide Georgia Clements yelled to her guests ...

Warming ocean waters are causing new species of fish to migrate into areas where they were not previously found. The author argues that increased greenhouse gases are the root cause of these changing ...

A 10-foot great white shark named 'Bella' is pinging off the Sarasota, Florida coast. Learn about her journey.