In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, ...

Deep-sea fish thrive in extreme pressure, darkness, and pollution, revealing new survival mechanisms and threats.

A newly discovered golden cave fish in southwestern China is giving scientists an unprecedented look at evolution in action.

Near an island in the South Pacific Ocean, a bright red sea creature with “canine-like” teeth swam around the coral reef.

Scientists in China have discovered a rare golden scaleless cave fish, offering new insights into how species adapt to ...

Scientists have struck gold while searching for fish in a Chinese cave, having discovered a brand-new species that’s not only got a gilded exterior, but also appears to still be evolving.

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...

A new species of Antarctic fish has been discovered that highlights how fragile the underwater ecosystem really is.

The St. George Dinosaur Discovery Site is starting a new dig in an area where dinosaur bones were previously found, and ...

The discovery of a golden scaleless fish in China is helping scientists understand how animals evolved to live in caves.