Over 300 million years ago, a minnow-sized fish died and fell to the bottom of a prehistoric swamp near the village of Trawden, Lancashire, in northwest England. The remains of this tiny fish—known as ...

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

For decades, we’ve thought that childbirth is uniquely challenging for humans, but it turns out that many other primates find ...

In November 2021, a deep-sea camera captured one of the rarest encounters in marine biology: a giant phantom jelly, ...

It was a fin-tastic day for researchers with the New York State Department of Environmental Conservation on Monday.

A remarkable fossil discovery reveals that freshwater shellfish were already protecting and nurturing their young more than ...

Japan is an island nation surrounded by the ocean. Fish are deeply familiar to us, yet they hold many mysteries and possibilities—from their ability to change sex depending on environmental conditions ...

The ocean is home to a vast array of different animals, each with its own traits. These include different forms of mating, such as parasitic mating. Parasitic mating occurs when the male physically ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to be costly. Scientists tracked metabolism, blood, and hormone levels ...

Invasive alien fish constitute a major problem in the conservation of aquatic ecosystems. The most common method of exterminating invasive fish is physical capture by fishing gear; however, it is ...

A new study by the Shedd Aquarium has found that the Chicago River system continues to recover from pollution, as evidenced by the fish species that have been spawning in the river system. A report on ...