Thermal sensor lights up from volcano's heat
NASA opens new era for water management
NASA prototype to explore Greenland ice sheet
NASA researchers have begun a series of flights using the agency's DC-8 flying laboratory to study the effects of alternate biofuel on engine performance, emissions and aircraft-generated contrails at altitude.
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The last time that carbon dioxide (CO2) levels were as high as they are today, mastodons still walked the Earth.
