Earth Sciences

Earth Sciences

Caltech-led team debunks theory on end of 'Snowball Earth' ice age

There's a theory about how the Marinoan ice age—also known as the “Snowball Earth” ice age because of its extreme low temperatures—came to an abrupt end some…

Earth Sciences

NASA Observes Typhoon Songda Intensifying Into Super Typhoon

As predicted, Typhoon Songda intensified and was a super typhoon with wind speeds estimated at over 130 knots ( ~145 mph) when NASA's TRMM satellite passed…

Earth Sciences

Oceans’ Impact on Ancient Global Cooling: A Deep Dive

Thirty-eight million years ago, tropical jungles thrived in what are now the cornfields of the American Midwest and furry marsupials wandered temperate forests…

Earth Sciences

Bleach Discovery in Iceland’s Volcanic Ash Cloud

One year after the Eyjafjallajökull volcano in Iceland brought European air traffic to a standstill its ash plume revealed a surprising scientific finding:…

Earth Sciences

West Coast Radar Network is World's Largest

The network has grown over the last decade from a few radars to what is now considered the largest network of its kind in the world consisting of 78 sites in…

Earth Sciences

NASA's TRMM Satellite Sees a Well-Organized, Major Typhoon Songda

Both TRMM's Microwave Imager (TMI) and Precipitation Radar (PR) instruments were used to provide the rainfall analysis. TRMM's TMI had the best coverage of…

Earth Sciences

Japan Earthquake May Heighten Risk Across the Country

After studying data from Japan’s extensive seismic network, researchers from the Woods Hole Oceanographic Institution (WHOI), Kyoto University and the U.S….

Earth Sciences

New Mouse Species Discovered: Tiny Teeth from Inner Mongolia

Tiny fossil teeth discovered in Inner Mongolia are a new species of birch mouse, indicating that ancestors of the small rodent are much older than previously…

Earth Sciences

Greenland Glaciers Lose Ice Equivalent to Lake Erie Volume

And the picture isn’t pretty.In the last decade, two of the largest three glaciers draining that frozen landscape have lost enough ice that, if melted, could…

Earth Sciences

NASA’s Infrared Imaging Tracks Tropical Storm Songda’s Path

In a series of three infrared images from the period of May 19-22, 2011, NASA's Atmospheric Infrared Sounder (AIRS) instrument revealed the strengthening of…

Earth Sciences

Scientists find odd twist in slow 'earthquakes': Tremor running backwards

“Regular tremor and slip goes through an area fairly slowly, breaking it. Then once it's broken and weakened an area of the fault, it can propagate back across…

Earth Sciences

NASA sees Tropical Storm 04W's thunderstorms grow quickly

At 1500 UTC (11 a.m. EDT) on May 20, Tropical Storm 04W (TS04W) was located 180 miles (290 km) east-southeast of Yap near 8.3 North and 141.9 East. It had…

Earth Sciences

Polarstern Returns: Insights From Antarctic Research Voyage

The research vessel Polarstern of the Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association will arrive back at its homeport of…

Earth Sciences

Impact of Foundation Relaxation on Arch Dam Performance

China's hydropower development occurs mainly in the high mountains and canyons of the Qinghai-Tibet plateau in the southwestern provinces. Because of long term…

Earth Sciences

Modeling the Mississippi: LSU Researchers Study Methods to Use River Sediment to Repair the Coast

As the already gargantuan body of water swells beyond its normal manmade boundaries, the state of Louisiana is starting to see impact after having seen the…

Earth Sciences

China Fossil Reveals Early Split in Bird, Crocodile Family Trees

The only known specimen of Xilousuchus sapingensis has been reexamined and is now classified as an archosaur. Archosaurs, characterized by skulls with long,…

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