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After a Life in Slow Motion, World's Oldest Sloth DiesThe world's oldest sloth, and the last one living in Australia, has died at the Adelaide Zoo.
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Skeleton of Teen Girl Yields Central America's Oldest Cancer CaseResearchers diagnosed a case of adolescent bone cancer in the 700-year-old remains of a teen buried in Panama.
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Lost Since World War II, Egyptian Artifact Returns to GermanyA vivid, turquoise-colored carving from ancient Egypt has been returned to a Berlin museum more than 70 years after it was thought to have been lost during World War II.
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Mass Grave from Thirty Years' War Battle Reveals Soldiers' Fatal WoundsA mass grave from the Thirty Years' War was uncovered in Germany a few years ago. Now the bodies are giving up their battle secrets.
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Photos: A 400-Year-Old War Grave RevealedArchaeologists uncovered a mass grave in 2011 from the Battle of Lützen in Germany. Now, they have more clues about the violent lives and deaths of soldiers during the Thirty Years War.
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A Tumor with Teeth Discovered in Gothic GraveyardArchaeologists digging up a gothic graveyard in Portugal discovered an ovarian tumor that had started sprouting teeth.
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Henge Monument and Mysterious Burials Uncovered in EnglandArchaeologists found a 4,000-year-old henge in England that contained five human burials.
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Mysterious New Henge in England (Photos)Archaeologists in England discovered a Neolithic earthwork and burial site that could date back to 2000 B.C.
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Ancient Egyptian Pharaoh Carving Found in Looting HoleA block that bears the symbol of the ancient Egyptian King Nectanebo II was recovered in Abydos.
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Drowned City: Jordan to Search for Ancient Site's Underwater RemainsArchaeologists will search for offshore remains of Ayla, an early Islamic city in modern-day Aqaba, Jordan.
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How Did Pluto Get Its 'Whale'?Some scientists believe Pluto's red "whale"-shaped region is the mark of a giant impact — the same one that produced Pluto's huge moon Charon.
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540-Year-Old Page from Medieval Priests’ Handbook DiscoveredThe page was ripped from a priests' handbook hundreds of years ago, and it could be one of England's oldest fragments of printed text.
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WWI Training Tunnels Discovered in EnglandEngland's Salisbury Plain is famous as the home of Stonehenge and other enigmatic ancient sites. But it has just yielded a much more recent archaeological wonder: a network of World War I tunnels.
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Bedbugs: Facts, Bites and InfestationBedbugs are stubborn parasites that leave itchy and unsightly bites, though they don't transmit disease or pose any serious medical risk.
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Archaeologists Return to Franklin Expedition ShipwreckThe 19th-century sunken ship could offer more clues about the fate of the Franklin Expedition, which set off in search of a Northwest Passage 170 years ago.
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Hidden World of Canyons and Ridges Revealed on Polar SeafloorScientists have gathered images of the ancient canyons, craters, hills and permafrost fields that are hidden under Earth's icy seas.
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Photos: Gorgeous Landscapes Hidden Beneath Polar SeasScientists have compiled an updated atlas of undersea landscapes carved by glaciers and icebergs. Photos reveal these formations, hidden in Earth's polar regions.
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Frozen in Time: DNA May ID Sailors Looking for Northwest Passage in 1845Scientists created a DNA database for 24 of the sailors who died during the 19th-century Franklin Expedition looking for the fabled Northwest Passage.
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Earliest Dental Fillings Discovered in 13,000-Year-Old SkeletonLong before the invention of modern dentistry, hunter-gatherers figured out how to scoop out and fill their cavities.
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Elaborate Mosaics Unearthed in 'Lost' Roman CityHidden for centuries, richly colored mosaic floors from the lost Roman city of Ucetia have been uncovered in France.
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Photos: Lost Roman Mosaics of Southern FranceArchaeologists have undertaken a large-scale excavation in Uzès, a city in southern France. They found mosaic floors dating back to Roman times, when the city was called Ucetia.
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Photos: Mutilated Corpses May Reflect Medieval Belief in Walking DeadA pit of human remains in England show signs that the living were protecting themselves from zombies.
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Walking Dead? Medieval Villagers Zombie-Proofed Their CorpsesArchaeologists in England think they've found evidence of medieval methods to prevent the dead from walking.
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Blowhole 'Breathalyzer' Shows Salmonella in Killer WhalesScientists gave killer whales a breathalyzer to test the animals' health, and found that the orcas are carrying some human pathogens.
