Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S.

Tsunamis are a series of long waves caused by a large and sudden displacement of water in the ocean, usually from a large ...

Russia has been rocked by two earthquakes, including a huge magnitude 7.4 shock, and now the Pacific Tsunami Warning Center ...

Hawai’i was briefly under the threat of a possible tsunami — based on available data being investigated by forecasters in ...

The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in ...

A powerful 7.3-magnitude earthquake struck Alaska on Wednesday, unleashing seismic shockwaves that raced through the Earth's ...

Several strong earthquakes struck off the coast of Russia on Sunday, eliciting a brief tsunami watch for the state of Hawaii. Per the U.S. Geological Survey (USGS), the first of the quakes, ...

The alerts rely on detecting fast-moving P-waves, which precede the more destructive S-waves during an earthquake. If enough ...

One night in 373 BCE, the earth beneath the Greek city of Helike groaned and cracked. As homes crumbled and temples collapsed ...

In the next 30 years, geophysicists predict Istanbul has a 40 to 60 percent chance of a major earthquake, which could imperil its ancient architecture. There are roughly 40,000 historical sites in ...

Scientists discover enormous pockets of salty brine beneath the Pacific Ocean, key to understanding periodic underwater ...

A tsunami warning has been issued for parts of the Alaska Peninsula, stretching from Kennedy Entrance to Unimak Pass. This ...