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China's Beidou system starts service in Asian-Pacific
China's indigenous Beidou Navigation Satellite System (BDS) on Thursday began providing services to users in the Asian-Pacific region, according to a spokesman of the system.
The services incl ... more
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NASA's Operation IceBridge Data Brings New Twist to Sea Ice Forecasting
Shrinking Arctic sea ice grabbed the world's attention again earlier this year with a new record low minimum. Growing economic activity in the Arctic, such as fishing, mineral exploration and shippi ... more
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Small, Portable Sensors Allow Users to Monitor Exposure to Pollution on Their Smart Phones
Computer scientists at the University of California, San Diego have built a small fleet of portable pollution sensors that allow users to monitor air quality in real time on their smart phones. The ... more
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Satellites eye Great Lakes invasive plant
Scientists say satellites are helping map the spread of an invasive plant that rapidly grows into dense stands seen as a threat to Great Lakes coastal wetlands. ... more
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