Nearly naked men test their strength in snow and cold water as part of an annual Japanese festival believed to date back a thousand years.

The two-legged meat-eaters, discovered recently in the Sahara, had teeth and feasting techniques similar to those of modern-day predators, a new study says.

The immobile crustaceans can make their long, thin members shorter and stouter to withstand strong waves, new research reveals.

In a first, lowland gorillas have been seen mating face-to-face. And it's not the first time the female, nicknamed Princess Leah, has made history.

A pair of western lowland gorillas in Congo surprised scientists with a never before seen mating behavior.

The device harnesses energy from walking to generate electricity and could help power prosthetic limbs or charge up essential battlefield gadgets, researchers say.

Within a few decades movie audiences may be able to experience the big screen in three dimensions without eyewear, thanks to new hologram technology being developed.

Worshippers step into a converted railway tanker, now used as a chapel, in a small Ukrainian village.

A rich deposit of 260-million-year-old fossils is being blasted apart by mining in the war-torn state of Kashmir, according to eyewitness accounts.

In the Chinese zodiac's Year of the Rat, rodent pets are all the rage. In Taiwan, marsupial sugar gliders also are gaining fame.

Animal sacrifice, food fights, surgically altered showgirls—see the surprising ways Mardi Gras is being marked around the world.

A long tradition of rat eating—here in Vietnam—is especially relevant at this lunar New Year ringing in the Chinese calendar's Year of the Rat.

The male Anna's hummingbird creates a loud squeak with its tail feathers during rapid dives, according to research that offers the first demonstration of a "new way for a bird to make a sound."

The hairless, finger-size animals' numbness to acidic burning sensations could help scientists in their quest to help humans in pain, a new study says.

Mastodon teeth clacked anew in Greece, a Kenyan boy was among many wounded by arrows, China unveiled a bubbly Olympic swim center, and more.