Infected at rates approaching 95 percent, young salmon are forced to run a gauntlet of sea lice clouding the waters around some fish farms.

A five-year study of South Carolina pine forests offers proof of the widely practiced but controversial theory that corridors linking nature reserves help species diversity.

Go beneath the surface with a pair of Antarctic divers and witness some of the world's oddest creatures: fish with "antifreeze," thousand-year-old sponges—perhaps even a new species.

If these dinosaurs made it past toddlerhood, they were apparently pretty safe until age 14. Then their death rates shot up dramatically, a new study says.

Modern imaging technology is revealing obscured text within charred sections of Europe's oldest surviving manuscript.

A remarkably preserved and elaborately tattooed mummy of a young woman has been found deep inside a mud-brick pyramid, a find experts are comparing to the discovery of King Tut's tomb. Includes video.

Giant tortoises might have survived a lava flow in the past, but today conservationists prefer not to take chances. Watch as some of the rare reptiles are airlifted out of reach of an erupting volcano.

Watch as a small band of intrepid explorers uncover a rain forest mining operation that is poisoning the local environment.

A recent excavation in North Carolina has cast new light on how the Catawba Indians lived two centuries ago, and how they built an economy by trading with white settlers.

Researchers have unearthed fossil evidence of a new species of ancient crocodile that had a head like a carnivorous dinosaur and a tail like a fish.

A new, highly contagious respiratory virus thought to affect only the greyhound racing industry is now being detected in family dogs.

The same biochemistry that helps garlic spice up good cooking may also hold potential for pain-fighting drugs, scientists say.

Doctors in the U.K. are performing what they say is the first clinical study to test whether spray-on skin cells effectively treat burns.

Coffee is a top source of disease-fighting antioxidants in the U.S., a new study finds. But experts warn that java is still no health drink.

Scientists have engineered mice to live 20 percent longer, and they say the discovery might someday help humans do the same.