"Black bears don't enter true hibernation - they go into a lighter state called torpor," WRAM explained. "In torpor, a bear's ...

Snakes undergo brumation, a period of inactivity during winter, similar to hibernation. Here are 7 strange things snakes do ...

Science fiction is shifting into reality. With humanity’s plans to return to the Moon this decade and further ambitions to travel to Mars in the next, we need to figure out how to keep astronauts ...

Winter is finally here, and bears are getting ready to find a den to hibernate in over the next few months. In Wyoming's Yellowstone National Park, one bear was caught prepping for his long sleep by ...

Every spring, as days in the north stretch longer and melting snow trickles into streams, drowsy animals ranging from grizzlies to ground squirrels start to rally from hibernation. It’s tempting to ...

We often see documentaries or videos of alligators floating in the water with their eyes and nostrils out, sneakily waiting for prey. Sometimes, these alligators are sleeping or just relaxing and ...

Nature has had to come up with some crazy ways to survive winter. None are weirder than hibernation. Nature has had to come up with some crazy ways to survive harsh winters. But none are weirder than ...

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Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

In the future, bedtime for astronauts may be more than a few evening hours of regular shut-eye. It may help them reach other planets, though admittedly they would have to sleep for quite a long time.