23 April 2015, 08:12 AM ET
Geologists have finally found the source of an 1872 earthquake that rattled windows from Washington state to Montana.
22 April 2015, 06:32 PM ET
Shattered cave formations in the central and eastern United States preserve one of the longest records of powerful earthquakes in these regions.
20 April 2015, 11:02 PM ET
Earthquakes occur every day, but most people don't notice the small ones. Here's what causes earthquakes.
03 April 2015, 03:06 PM ET
The 2011 Japan tsunami released thousands of tons of ozone-destroying chemicals and greenhouse gases into the air.
24 March 2015, 09:24 AM ET
A new layer of stiff rock may unexpectedly exist deep inside Earth, researchers say.
18 March 2015, 09:09 AM ET
11 March 2015, 04:59 PM ET
A new view of California's earthquake risk slightly raises the likelihood of big earthquakes in the Golden State, but lowers the chance that people in some regions will feel shaking from smaller magnitude-6.7 quakes.
12 February 2015, 07:02 AM ET
Two new studies explain why some regions of the country are rattling more than others as oil and gas production rises.
14 January 2015, 03:53 PM ET
Researchers are tuning in to urban seismic noise, the man-made signals from human activity, to view geologic structures and track the rhythms of cities.
13 January 2015, 06:54 AM ET
A small part of the San Andreas Fault thought to quietly slide without shaking its neighbors may be capable of magnitude-6 earthquakes, a new study finds.
10 January 2015, 11:20 AM ET
Sports will further science this playoff season, as seismologists monitor the home stadium of the Seattle Seahawks during games in order to test a nascent earthquake early-warning system.
05 January 2015, 05:00 PM ET
A hydraulic fracturing, or fracking, well in Ohio triggered scores of small earthquakes in March 2014, including one large enough to be felt in nearby towns.
24 December 2014, 09:01 AM ET
An ancient Chinese civilization that was mysteriously abandoned may have disappeared because of an earthquake that rerouted the city's water flow, new research suggests.
23 December 2014, 07:15 AM ET
Football, NASCAR and their rowdy, roaring crowds were pitted in a head-to-head battle this year to see which sport hits highest on the seismic charts.
13 November 2014, 04:18 PM ET
From the eruption that buried Pompeii in A.D. 79 to the superstorm that shut down New York City in 2012, natural disasters are an unavoidable part of life on Earth. Once thought to be the wrath of the gods, these formidable events now have widely accepted
13 November 2014, 04:17 PM ET
From earthquakes to volcanic eruptions to hurricanes, natural disasters reveal the fearsome power of Mother Nature. Scientists are studying these phenomena to better understand them and find better ways to predict and prepare for them.
11 November 2014, 03:47 PM ET
Italian scientists convicted of manslaughter in connection with the 2009 L'Aquila earthquake won their appeal on Monday (Nov. 10).
05 November 2014, 06:37 PM ET
Small islands boost the power of tsunami waves, rather than absorbing their impact, a new study shows.
17 October 2014, 12:30 PM ET
Earthquake science has kept pace with San Francisco's tremendous transformation since the 1989 Loma Prieta earthquake.
17 October 2014, 08:20 AM ET
Oct. 17 marks the 25th anniversary of the 1989 Loma Prieta earthquake. The animation shows earthquake waves speed away from the epicenter in the Santa Cruz Mountains south of San Francisco, California.
14 October 2014, 05:00 PM ET
Another rare case of fracking-caused earthquakes has jolted Ohio.
13 October 2014, 05:00 PM ET
Four San Francisco Bay Area faults have built up enough seismic strain to unleash destructive earthquakes.
06 October 2014, 02:38 PM ET
A deep-drilling project into one of the world's most dangerous earthquake faults kicked off Saturday (Oct. 4) on New Zealand's South Island.
26 September 2014, 02:22 PM ET
An ancient, catastrophic flood or earthquake may explain how a bewildering rock formation in Colorado's Rocky Mountains formed, a new study finds.
25 September 2014, 03:20 PM ET
An earthquake of magnitude 6.2 shook southern Alaska Thursday (Sept. 25), according to the U.S. Geological Survey.
21 September 2014, 01:00 PM ET
Geologists say well water spikes in sodium and hydrogen warned of mounting strain before two Iceland earthquakes. The results may someday lead to earthquake prediction.
18 September 2014, 10:16 AM ET
Unusual westward drifts recorded off Japan's coast following the 2011 Tohoku earthquake provide a new picture of how the Earth adjusts after giant earthquakes.
15 September 2014, 06:09 PM ET
A dramatic increase in earthquakes in New Mexico and Colorado was triggered by wastewater injection wells.
15 September 2014, 07:36 AM ET
A powerful earthquake of magnitude 7 or greater may be building up along a now-quiet fault on the coast of Istanbul, a new study finds.
12 September 2014, 02:41 PM ET
An earthquake that rattled remote parts of Alaska and northwestern Canada in July triggered an avalanche that spilled mounds of snow down a steep mountainside.
06 September 2014, 02:39 AM ET
From a spectacular eruption in Iceland to a gigantic dino from the past, here are the most awesome photos we found in Science this week.
03 September 2014, 09:59 AM ET
The 6.0-magnitude earthquake that rocked California's Napa Valley last month not only injured dozens of people and caused millions of dollars in damage, but it also warped the surface of Earth.
27 August 2014, 06:22 PM ET
Earthquakes are still rocking Iceland as lava pushes through a long underground fissure near the ice-covered Bardarbunga volcano. New fractures and sinkholes were seen in ice southeast of the volcano today.
25 August 2014, 02:43 PM ET
On Aug. 24, 2014, a 6.0-magnitude earthquake hit the Bay area, near Napa, California. The quake caused more than 170 injuries, and damaged buildings and homes in the region.
25 August 2014, 01:34 PM ET
Buried under hundreds of feet of ice, Iceland's Bardarbunga volcano has been shaking for more than a week now, but an eruption has yet to occur.
25 August 2014, 12:09 PM ET
A strong, magnitude-6 earthquake in Northern California occurred Sunday on the West Napa Fault. The shaker highlights how both high-tech instruments and old-fashioned groundwork remain important in identifying an earthquake's source.