Did you know that some birds can actually sleep while flying? Learn all about this unique technique that allows birds to rest while migrating.

As the number of daylight hours wanes, it’s likely you’ll see fewer hummingbirds in your back yard, but not all hummingbirds leave during winter.

Is sleep tracking actually accurate? Are we biologically hardwired to be night owls and early birds and what on earth is ...

In mammals, including you, specialized nerve cells called the suprachiasmatic nuclei (SCN) in the anterior hypothalamus ...

European starlings were the best at imitating R2-D2's multphonic sounds because they can control both sides of both sides of the syrinx independently, the researchers say. Pexels Birds have shown the ...

As many as 70 million people in the U.S. have problems with sleep, and many are increasingly turning to melatonin supplements to help them fall asleep. People generally perceive these over-the-counter ...

Out on the jetty the action is not just in the water. Overhead massive frigate birds glide for miles and somehow sleep while still in the sky. As baitfish push in close these birds start dive bombing ...

While it’s normal to spot nighttime creatures like mosquitoes or bats, most birds—apart from owls—tend to stay out of sight once the sun goes down. Curious about where they go and whether they ...

Squirrels: Are they just rats with better PR? Be advised that this is not safe reading material for squirrel lovers, or even squirrel apologists. In my opinion, squirrels are worse than rats—smarter, ...

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...