Somewhere between life and death is the Alaskan Tree Frog. Discover how this amphibian freezes and lives to tell the tale.

Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

One of North America’s most endangered species is getting a new lease on life thanks to technological innovations. This past ...

I set up a trail camera in the forest for a full week to capture the daily life of wildlife. Over seven days, the camera ...

Creating a bioactive habitat with students can give them a window into the natural world while easing the upkeep for class ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Instead of being tossed out, the butter sculpture is headed to Reinford Farms in Juniata County, where it will be recycled ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems.

From bold foxes to gregarious birds, animals’ personalities are increasingly being seen as crucial to conservation efforts.

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...