An old film from the last century captures the life of what would be the last of a very common Australian animal species.

Australia's carnivorous marsupial, the kultarr, is actually three different species, scientists have discovered.

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

Fuelled by climate change and relentless pressure on land and water resources, some of the most widespread and damaging ...

What if the most beautiful creatures on Earth were also the most mysterious—and nearly invisible? Rare big cats live in the ...