An ancient skull pulled from the ground has scientists buzzing, mostly because it hints at a world far more crowded and complex than anyone expected. Clues buried in its features raise new questions ...

In 1958, a seemingly insignificant discovery made by farmers in the Guangdong province of southern China would soon challenge centuries of human evolutionary theory. While collecting bat guano for ...

In neurological intensive care, it is understood that the brain cannot wait. As the most sensitive organ in the human body, ...