Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. The new findings by Johns Hopkins University engineers working with a high-tech ...

A fish has been captured by researchers swimming at never-before-recorded depths of over five miles below the ocean’s surface off the coast of Japan, researchers announced. The unknown species of ...

In a viral video on Instagram posted by Scienceboy, a dead fish with its body split open and its insides removed is placed into water, where it begins swimming around as if it were alive. This is not ...

Need some inspiration for staying calm amidst the stress and chaos of daily life? Perhaps it’s time to set aside the yoga videos and consider our aquatic friends, the fish. New research indicates that ...

The sea can be a dark and scary place, where survival often depends on not being alone. In the vast, open water, fish rarely swim solo. Instead, they aggregate into schools or shoals as a strategy to ...

Fish take a swim near the surface in Old Tampa Bay.

A new study of giant danios (not pictured) suggests schools of fish save 79 percent more energy in turbulent conditions than fish swimming individually. Gordon Firestein via Wikimedia Commons under CC ...

Researchers at the Intelligent Biomimetic Design Lab at Peking University have developed a bio-signal framework showing that fish muscles do far more than generate swimming motion. In a series of ...

Fish may seem to glide effortlessly through the water, but the tiny ripples they leave behind are evidence of a constant give-and-take of energy between the swimmer and its aqueous environment -- a ...

Stacey O’Shea of The Garden Sanctuary turned the fish's world around — literally — by crafting it a lifejacket out of tubing and AC parts Kelli Bender is the Pets Editor at PEOPLE. She has been ...