What drives Yellowstone's massive elk migrations?

Every spring, tens of thousands of elk follow a wave of green growth up onto the high plateaus in and around Yellowstone and Grand Teton national parks, where they spend the summer calving and fattening on fresh grass. And ...

Satellite observations improve earthquake monitoring, response

Researchers at the University of Iowa and the U.S. Geological Survey have found that data gathered from orbiting satellites can provide more accurate information on the impact of large earthquakes, which, in turn, can help ...

NASA Northern quadrant strength in Tropical Cyclone Lili

NASA's Aqua satellite used infrared light to analyze the strength of storms in Tropical Cyclone Lili as it moved through the Southern Indian Ocean. Infrared data provides temperature information, and the strongest thunderstorms ...

A leap forward in estimating crop water use

To conserve and manage fresh water, particularly in arid regions such as Saudi Arabia, it is important to understand how the water is used each day. KAUST scientists are using data gathered by shoebox-sized satellites, or ...

NASA looks at Tropical Storm Fani's rainfall rates

Tropical Storm Fani formed in the Northern Indian Ocean over the weekend of April 27 and 28. The Global Precipitation Measurement mission or GPM core satellite passed over the storm and measured rainfall occurring throughout ...

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