At an ancient site of human sacrifice in China, may have claimed the lives of war captives may have been kept for years as slaves for years before they were killed, a new study finds.
Farmers skinned cats about 1,000 years ago in Spain, possibly for the medieval cat-fur industry or a "magical" pagan ritual, a new study finds.
The oldest known bones of our species, dating back around 300,000 years, have been discovered in a cave in Morocco.
Mouse sperm preserved on the International Space Station for nine months gave rise to healthy pups, a new study finds, suggesting that people could one day reproduce safely in space.
A giant meteor impact on Earth nearly 2 billion years ago triggered more explosive and long-lived volcanic eruptions than previously thought, a new study finds.
DNA from Neanderthals and a mysterious branch of humanity called Denisovans has been detected in the ancient mud of caves holding no fossilized remains of those individuals.
Intricate glass creations such as miniature castles and tiny pretzels can now be fabricated using 3D printing, according to a new study.
The new machine supported the lambs for up to 28 days, which is the longest amount of time that an artificial womb has kept animals stable.
Sugar-sensing lenses could one day give people a way to check their blood sugar levels without drawing blood.
A new transparent, flexible touchpad can sense the touch of a finger even when the material is stretched or bent, which could help engineers one day create advanced wearable touch screens.
For the first time, robots have successfully performed a tricky, delicate operation that helped implant a hearing device into a deaf woman's ear.
Lifelike models of newborns -- as squishy as real babies and with 3D-printed organs -- could help surgeons and nurses train to perform life-saving procedures, researchers say.
Leopards may have roamed across Italy alongside Neanderthals, according to a newfound leopard fossil dating back no more than 180,000 years.
Fossils unearthed in China show a strange patchwork of features, with the large brains of modern humans; the low, broad skulls of earlier humans; and the inner ears of Neanderthals.
Penguins that walked the Earth 61 million years ago might have been giants, growing to nearly 5 feet tall, according to the oldest fossils of these penguins unearthed to date.