Two marsupial species, absent from the living record for roughly 6,000 years and known only from cave fossils in western New ...

Millions of years of isolation have shaped Australia's extraordinary mammal fauna into species unlike anywhere else in the world, from platypus to koalas and wombats. Tragically, Australia is the ...

Some animals once believed extinct have stunned scientists by reappearing decades, centuries, or even millions of years after vanishing from the fossil record or disappearing from human observation.

A new Stanford-led study offers the clearest picture yet of how some ocean life survived our planet's biggest mass extinction ...

Scientists say the findings help fill a major gap in the fossil record from Asia during the first 10 million years of the "Age of Mammals" A collection of ancient fossil teeth is helping scientists ...

Scientists are increasingly worried we may be witnessing the start of the “sixth mass extinction” – the first to be caused by human activities. Five earlier mass extinctions, caused by dramatic but ...

Researchers in Taiwan traced a donated fossil bone to an unrecognized Ice Age bird. It wasn't just any bird, but rather an ...

A collection of ancient fossil teeth is helping scientists piece together how mammals survived—and eventually flourished—after the mass extinction that wiped out the dinosaurs 66 million years ago. In ...