Flu season will be bad this year, research predicts

S. Korea's lunar orbiter on track for launch next year

400,000-Year-Old Elephant Bone Tools Unearthed in Italy

Analysis of 231-million-year-old fossil sheds light on reptile evolution. CT scan data showed the fossil belonged to a previously unknown species of lizard-like reptile, representing the earliest evolving member of a lineage that today includes all lizards, snakes, and their closest relatives.