A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

A study published in the Nature journal alters how the evolution of fish has been historically understood. Fossilized fish and other sea creatures have often been pivotal in new scientific discoveries ...

"During food intake, the water flows through the permeable funnel wall, is filtered, and the particle-free water is then ...

A tiny desert fish survives in a sun-scorched cavern on the edge of extinction. Here’s how it’s offering scientists a rare ...

To get to the bottom of it, they looked at the fish’s anatomy and physiology and discovered something curious in their gills.

We got it backwards. The challenge is not to maintain sustainable levels of fish. That has never worked and will never work; think of all the thousands of species that are going extinct due to human ...

Antarctic icefish are famous for living without red blood cells, but they are not alone. A species of needle-shaped, ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...

Microplastic fibers from synthetic clothing have quietly become one of the most pervasive forms of pollution in rivers, ...