In Bolivia’s disappearing Amazonian frontier, a small but significant rediscovery has stunned conservation biologists. A rare fish species long presumed extinct, Moema claudiae, has been found alive ...

The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our planet's history.

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are nowhere to be found. From human activity to climate change, new animals ...