In the deep ocean, far from sunlight, a small shark has been quietly carving perfect circles of flesh out of animals many ...

In 1995, divers first noticed a group of bizarre sandy "crop circles" on the seabed around Amami Oshima Island, southwest ...

Stefan Lovgren writes on how freshwater fish from the Arctic to Africa are endanged by climate change and the unpredictable ...

Museum fossils in England reveal 200-million-year-old coelacanths, fish that swam alongside the first dinosaurs ...

Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

One Mississippi town drops a 7-foot metal fish, but not the ball, at annual New Year's Eve party. See other weird, wonderful ...

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

Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with ...

A small fossil reveals that the largest freshwater fish, Otophysans, emerged in the sea, not in rivers, changing the ...

Want to start an aquarium but don’t want tricky fish to take care of? Small freshwater fish are perfect. They are colourful, lively, and fun to watch. They make your tank look full of life without ...

Keeping an aquarium at home has become popular over the years, and one of the main reasons is the joy of watching colourful fish swim around. Whether you are a first-time hobbyist or someone with ...