A brainy human relative who lived during an ice age nearly 150,000 years ago adapted to the bitter cold by developing a sophisticated stone-tool industry, according to a new study of a crystal-studded rib bone found in China.
This Week in Science: human remains found in an ancient, giant jar; a new member of the self-recognition club; new clues to why 90 percent of us are right-handed; and much more! Archaeologists Excavated a Giant Stone Jar And Found a Grim Surprise .. ...
For more than three decades, experts have been trying to solve the mystery of why a certain kind of underwater fault triggers earthquakes way more predictably than others.