One of the ocean's eeriest creatures has emerged from the darkness. Scientists have captured the first ever footage of a rare ...

The lipstick-wearing fish "walks" along the ocean floor, ready for a night out. So long as that night out doesn't involve any ...

Researchers have shown how different swimming formations may save fish energy and suggest that they only switch positions to save energy for the group when under pressure. The study, published as a ...

For 50 years, scientists believed that schools of fish would save the most energy by swimming in flat diamond formations. Recently, a team of researchers at Princeton and Harvard ran an experiment to ...

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. Engineers working with a high-tech simulation of schooling mackerel offer new insight ...

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 ...

New simulations show that fish look downward when they swim because the stable riverbed below them provides more reliable information about their swimming direction and speed. Just as you might look ...

Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual ...

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 ...