Authorities declared a state of emergency on a second Greek island Wednesday as a series of earthquakes continued to rattle ...

The rocky object called Bennu is classified as a near-Earth asteroid, currently making its closest approach to Earth every six years at about 186,000 miles away. It might come even closer in the ...

Radioactive materials are found naturally in the Earth. But even so, saying an area is radioactive can conjure up images of ...

In an extraordinary breakthrough, scientists have discovered a massive underwater crater buried beneath the waters of the ...

He arrived in California in 1876, settling first in the Stockton area and then in Humboldt County in 1883. In 1885, he ...

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The 5.0 magnitude earthquake is tied for the sixth strongest in state history. Scientists have warned for years that increased fracking in West Texas is causing higher earthquake activity.

Literal groundbreaking research by Dr. Giorgio Arriga enhances our understanding of the long-term evolution of seismogenic ...

Multiple earthquakes, the strongest measuring a preliminary magnitude of 3.7, struck near Hayward, California on Thursday afternoon. The earthquakes occurred near the Hayward Fault, about 20 miles ...

The first earthquake, a magnitude 2.7, struck at 5.03 a.m. The initial quake was followed by a magnitude 3.3 that hit around 11:52 a.m. Then at 11.54 a.m. a magnitude 3.2 earthquake rattled the ...

Two small earthquakes struck near Malibu within a 7 hour period, according to the U.S. Geological Survey. The first quake, a preliminary 3.5 magnitude, hit Friday night at 11:44 p.m. Hours later ...