Researchers stumbled upon a prehistoric carving that seems to defy categorization, astrange creature etched into stone with ...

In 1986, excavators surveying land for a power plant in Romania accidentally unearthed a strange cave. It had been sealed up ...

Scientists explored several lava tubes in Vietnam and found some “bent-toed” creatures in the caves in a first-of-its-kind sighting, photos show. Photo from Nguyen, Tran, Nguyen, Hoang and Nguyen ...

Scientists found a pale creature with “sharp” in a cave in China and discovered a new species, a study said and photo shows. Photo from Getty / iStockphoto In a mountainous cave of southeastern China, ...

All living beings emit a strange glow linked to vitality that vanishes when they die, according to a study that may lead to a powerful new tool for medical diagnosis. Life forms are essentially ...

In a lava tube of southern Vietnam, a brown-eyed creature used its “bent” toes to climb across the rocky ceiling. Water dripped nearby. Suddenly a beam of light cut through the dark. Cavers scanned ...