A seven-million-year-old fossil may mark the moment our ancestors first stood up and walked.

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

A new study from Northwestern University provides the first empirical data showing the direct role the gut microbiome plays in shaping differences in the way the brain functions across different ...