The animal kingdom is filled with stretchy mouths, from hamster cheeks to blue whale pleats, but which animal has the stretchiest mouth of all?

Coyotes originated in prairies and deserts, but are now right at home in big cities across North America. How did this naturally shy creature learn to thrive in crowded urban landscapes?

Meerkats and penguins living in zoos had different reactions to the return of visitors after COVID-19 restrictions left them alone in empty parks with only zookeepers for company.

Scientists have identified the earliest primates from tiny fossilized teeth, revealing that our ancient ancestors likely lived alongside the dinosaurs in North America.

A new study reveals pirate attacks are more common in waters experiencing destructive and illegal fishing, suggesting the two may be linked.

Here's why February's full moon is sometimes called the "Snow Moon" and how to watch it and other celestial events this weekend.

An endangered whale calf has been found dead on a beach in Florida with signs it was hit by a boat. Fewer than 400 North Atlantic right whales are left on Earth.

Researchers have successfully achieved real-time communication with a sleeping person by invading their dreams in several independent experiments.

An 'ice volcano' has formed above a hot spring in the Almaty region of southeastern Kazakhstan. What is causing this unusual phenomenon?

Bone fragments long thought to have come from St. James the Younger, one of the 12 apostles who may have been Jesus' brother, couldn't have come from him, a new study finds.

An asteroid the size of the Golden Gate Bridge will get close enough to Earth to be classified as "potentially hazardous." What's the risk?

The Amazons were fierce female warriors of ancient Greek mythology, but did they really exist?

Identity tags worn by children during the Holocaust have been found at the Sobibor death camp in Poland as part of excavations going back a decade.

More northern white rhino embryos have been created in a lab in the race to save the subspecies from extinction. There are now five in total.

Headless statues of a dead woman and her servant have been found in an ancient Greek cemetery.

A giant Mayan mask sculpture has been revealed at an archaeological site in the Mexican state of Yucatán after undergoing restoration work.

An ancient fossil has been identified as the ancestor of all starfish-like animals living on the planet today, according to a new study.

Electric eels have been observed in the Amazon hunting in groups for the first time. By working together, they can send fish flying with a supercharged jolt of electricity.

A 2,500-year-old temple dedicated to Aphrodite has been found above ground in western Turkey. The Greek goddess was the subject of a popular cult at the time.