Ancient fossils suggest modern humans populated Europe earlier than once thought.
Newly discovered dwarf galaxies are fast and furious in their production of stars.
Worldwide, a diversity of life dwells deep in the dirt.
Online game players manipulate models to solve a virus protein puzzle.
When infants bond with parents, it benefits their health.
Astronomers observe a rare supernova—the closest to Earth in nearly a century.
Biodiversity loss may be encouraging the increase in Lyme disease.
Prey strike back! For ground beetle larvae, predators are on the menu.
The WISE mission catches sight of a faint, elusive type of brown dwarf.
Thanks to local people, a Mexican marine park makes a record recovery.