Seismic waves generated by natural or artificial sources traverse Earth’s interior, their speeds and paths controlled by variations in elastic properties, density and temperature. Compressional (P) ...

Over 25 million cubic yards of rock and ice broke loose and plunged into Greenland's Dickson Fjord, creating a 650-foot-high ...

On a sunny morning in September 1985, a massive earthquake killed more than 9,000 people in Mexico City, even though the epicenter of the earthquake was some 200 miles away. The worst damage happened ...

Mantle plumes beneath volcanic hotspots, like Hawaii, Iceland, and the Galapagos, seem to be anchored into a large structure within the core-mantle boundary (CMB). A new study, published in Science ...

Digital disaster training: A new simulation and video game re-creates the 2025 Tracy Arm megatsunami, allowing users to experience its scale and learn safety responses. Historic wave height: The ...