NASA instruments image fireball over Bering Sea

On Dec. 18, 2018, a large "fireball—the term used for exceptionally bright meteors that are visible over a wide area—exploded about 16 miles (26 kilometers) above the Bering Sea. The explosion unleashed an estimated 173 ...

NASA sends unmanned aircraft to study volcanic plume

(Phys.org) —Studying volcanos can be hazardous work, both for researchers and aircraft. To penetrate such dangerous airspace, unmanned aerial vehicles (UAVs), especially those with electric engines that ingest little contaminated ...

ENASA satellite finds Earth's clouds are getting lower

(PhysOrg.com) -- Earth's clouds got a little lower -- about one percent on average -- during the first decade of this century, finds a new NASA-funded university study based on NASA satellite data. The results have potential ...

NASA's MISR Provides Unique Views of Gulf Oil Slick

(PhysOrg.com) -- New Gulf oil spill images from the Multi-angle Imaging SpectroRadiometer instrument on NASA's Terra spacecraft paint dramatic portraits of different aspects of the growing spill.

NASA 'eyes' dissect California's massive rim fire

The Rim Fire burning in and near Yosemite National Park in California continues to grow and move its way up in the record books. As of Aug. 27, CAL FIRE (California Department of Forestry and Fire Protection) reports that ...

NASA spacecraft sees tornado's destructive swath

(Phys.org) —A new image from the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) instrument on NASA's Terra spacecraft shows the extent of destruction from the deadly Newcastle-Moore tornado that ...

Antarctic rift subject of international attention

As NASA's Operation IceBridge resumed Antarctic science flights on Oct. 12, 2012, researchers worldwide had their eyes on Antarctica's Pine Island Glacier ice shelf, the site of a large rift measured during last year's campaign. ...

Operation IceBridge resumes Antarctic flights

(Phys.org)—Scientists and flight crew members with Operation IceBridge, NASA's airborne mission to study Earth's changing polar ice, are beginning another campaign over Antarctica. Now in its fourth year, IceBridge's return ...

Study examines forest vulnerability to climate change

(Phys.org)—Mid-elevation forests - those between approximately 6,500 to 8,000 feet (1,981 to 2,438 meters) in elevation - are the most sensitive to rising temperatures and changes in precipitation and snowmelt associated ...

NASA, Japan Release Improved Topographic Map of Earth

(PhysOrg.com) -- NASA and Japan released a significantly improved version of the most complete digital topographic map of Earth on Monday, produced with detailed measurements from NASA's Terra spacecraft.

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