California's earthquake faults are more likely to be "overdue" for a major quake than those elsewhere in the world, new ...

Tiny glass beads from Apollo missions reveal Moon's ancient volcanic eruptions through sparkling mineral coatings.

Visitors to the national parks are often encouraged to “leave no trace” when recreating, meaning there should be no sign you ...

Subduction zones, where one tectonic plate dives underneath another, drive the world's most devastating earthquakes and ...