As Nolan embarks on "The Odyssey", we look back on the sci-fi movie where time dilation is as cruel as any Greek god.

There's a strange assumption most of us carry around without noticing it: that scientists have basically finished cataloguing ...

American bald eagles made an incredible recovery. Now almost half suffer from lead poisoning due to ammunition fragments left ...

High plant extinction rates are projected for southern Europe, the western U.S. and southern Australia by 2100, posing risks to plant species like these eucalyptus trees growing in Australia.

Emperor penguins have braved cold, storms, starvation and predation to breed, ensuring their population survives. But climate change might defeat the iconic Antarctic birds. It’s the breakup and loss ...

If you liked this story, share it with other people. Extinction rates appear to have slowed since their peak in the early 1900s, suggesting not a reprieve for nature but a shift in how and where ...

Prominent research studies have suggested that our planet is currently experiencing another mass extinction, based on extrapolating extinctions from the past 500 years into the future and the idea ...

Kenneth Lacovara, Ph.D., has spent years traveling the world looking for fossils and the extinction layer–a sediment layer covering the world that signifies the end of the Cretaceous period that ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

We may not be living through Earth’s sixth mass extinction event ­­— at least not yet. That’s the conclusion of a new analysis of plant and animal extinctions published September 4 in PLOS Biology.

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

Dire wolves were massive and highly intelligent animals nearly the size of a small horse, capable of ripping a man’s arm off as easily as a dog kills a rat. They lived in cold regions in a place ...