It lies far below Greenland's frozen surface.

The hole truth hints at ancient instability in the ocean bottom.

The story behind an oddball sky glow endearingly named "Steve" is revealed in a new documentary. Here's why the light show captivated aurora chasers.

"It seemed as if Captain Marvel herself had punched the planet."

A team of experts embark on a search for the mythical Bigfoot in the forests of Oregon in a new Travel Channel documentary.

A physicist who coined the term "black hole" lost highly sensitive nuclear weapons information when the U.S. had just completed tests of the first hydrogen bomb.

In two daring heists that took place just days apart in Germany, burglars stole precious gems and artifacts from museums in two cities.

Whale experts who visited the scene described the amount of plastic in the animal's body as 'horrific.'

If you have a little paleontologist, a star-gazer or a budding chemist, one of these science-inspired toys may be right for your child. Here's a look at some of the best STEM deals for kids.

Permafrost mummified and preserved a young pup for millennia, maintaining its body in near-perfect condition.

Historians recently uncovered the name of a fourth spy who delivered U.S. atomic secrets to the Soviets in the 1940s.

Once plentiful across Asia, Sumatran rhinos have steadily declined in recent decades.

The "Bust of Nefertiti" was scanned years ago by the Egyptian Museum and Papyrus Collection in Berlin, but the scan was not previously available.

Massive skulls and jaws helped these carnivorous reptiles to become one of the Triassic's deadliest apex predators on land.

Symptoms of acute leukemia resemble depictions of people suffering from vampire attacks in popular gothic novels.

A pair of mated male penguins in a Dutch zoo were so eager for offspring that they stole an egg from another couple's nest.

In a career first, the rock band Kiss is performing for an audience of great white sharks.

An artist’s reconstruction of an ancient hunter-gatherer woman shows a stern-faced woman wearing a feather cape and sitting upright on a bed of antlers.

A previously unknown species of primitive bird has a tail feature associated with flight in modern birds.

Gigantopithecus, an enormous extinct ape that lived in Asia millions of years ago, was a close relative of the modern orangutan.

Experts once thought that older, more robust sea ice in the Arctic was mostly safe from melting — but that may not be the case.

The tiny planet Mercury will be visible from Earth as it moves across the sun, in an event known as a transit.

Paleontologists in Poland unearthed the jaws and teeth of a pliosaur, an ancient marine reptile with a bite more powerful than that of T. rex.

After a group of worker ants became trapped in a sealed nuclear bunker in Poland, they formed a queen-free "colony" that survived through cannibalism.