Learn how our brains store memories, and why sleep is needed to retain old memories and prepare for new ones.

Learn more about Bolivia's Uturuncu, a zombie volcano that seems to be waking up.

Peruvian remains of a ruler were unearthed at a former dump. The clothing and objects buried with the woman indicate high ...

For the first time, astronomers located a molecular cloud by detecting hydrogen, its key component, rather than other ...

Analysis of single bone may tell us if the platypus is an evolutionary anomaly — starting on land, then returning to water.

The discovery of the new species of crocodile sheds fresh light on the need for conservation efforts.

A large-scale tree planting project helped connect the dots between green neighborhoods and better birth outcomes.