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Hydroxyl radicals are critical for offsetting concentrations of methane in the air.
Published Dec 7, 2018
It was cold across the eastern part of North America, but the opposite was true in other parts of the world.
Published Dec 5, 2018
The Hiawatha Impact Crater in northwest Greenland was detected through some creative detective work and innovative instruments that can see through the ice.
Published Nov 30, 2018
June is a time of transition around the New Siberian Islands as snowmelt uncovers the sea ice and gives way to bare land.
Published Nov 30, 2018
Record-setting fire activity in 2018 fits with a longer trend of larger and more frequent California fires since 2000.
Published Nov 27, 2018