Eco anxiety is very real, so we share this year's most uplifting stories to prove there’s hope for our climate.

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

It may be hard to imagine a time when giant mastodons and other long-extinct animals were roaming the prairies of South ...

Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...

Short ancient humans in Indonesia called Homo floresiensis disappeared possibly due to severe drought that gripped their ...

Researchers analyzing ancient fossils from caves across Western Australia have uncovered a completely new species of bettong ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers.

India's rich wildlife heritage has seen the disappearance of several species, including the Indian cheetah, Javan rhinoceros, ...

The now-extinct sea cow species, Salwasiren qatarensis, was discovered thanks to an examination of 21-million-year-old ...

This video explores five species once declared extinct that were later found alive in surprising locations. It follows the circumstances that allowed these animals to persist unnoticed for years or ...

New research finds extinction rates have been declining for a century, challenging assumptions of an ongoing mass extinction.

They came up a little short. A small archaic hominid known as the “hobbit” might have died out around 50,000 years ago after ...