A newly found tiny Amazon fish features a unique organ between its fins, challenging assumptions about miniaturized aquatic ...

An international team discovered new types of butterflies that lay hidden in plain sight at the Natural History Museum.

Almost a half-mile below Monterey Bay's surface, California scientists recorded rare footage of a seven-arm octopus eating a ...

An international team of scientists have identified nine new species of butterflies using a combination of geographical, ...

At the base of mossy trees, deep in the mountains of Taiwan and mainland Japan or nestled in the subtropical forests of ...

A new dome-headed dinosaur speices found in Montana, Brontotholus harmoni, reveals unexpected clues about their evolution.

Spiritual guides explain why ladybugs are seen as symbols of luck, protection and love — and what repeated sightings could ...

Was Nanotyrannus a bona fide species or just a teenage Tyrannosaurus rex with a lot more growing to do? Scientists have settled that debate.

They quietly fill important roles. Scientists discover incredibly tiny new reptile species — here are the details first ...

There are roughly 2.5 million known species on the planet, but scientists estimate that's only a fraction of the biodiversity on Earth. A new study shows we're finding new species like never before.

There are just a few hundred Sumatran tigers remaining in the wild, but a new study found a healthy population in one ...

If you’re thinking about splashing out on your first aquarium this Christmas then these are the best fish to fill it with.