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Common Swifts Make Mysterious Twilight Ascents
February 21, 2013 — Common swifts climb to altitudes of up to 2.5 km both at dawn and dusk. This unexpected behavior was discovered by a ... > full story -
Six Years in Space for THEMIS: Understanding the Magnetosphere Better Than Ever
February 20, 2013 — On Earth, scientists can observe weather patterns, and more importantly can predict them, through the use of tens of thousands of weather observatories scattered around the globe. Up in the space ... > full story -
Engineering Control Theory Helps Create Dynamic Brain Models
February 19, 2013 — Models of the human brain, patterned on engineering control theory, may some day help researchers control such neurological diseases as epilepsy, Parkinson's and migraines, according to a researcher ... > full story -
Lake-Effect Snow Sometimes Needs Mountains
February 19, 2013 — Researchers ran computer simulations to show that the snow-producing “lake effect” isn’t always enough to cause heavy snowfall, but that mountains or other surrounding topography ... > full story -
Extreme Weather and Resilience of Coastal Communities in United States
February 17, 2013 — Hurricane Sandy was a fearsome reminder that coastal communities are highly vulnerable to extreme weather events and environmental variability, and that vulnerability is only expected to increase ... > full story -
Climate Change's Costly Wild Weather Consequences
February 17, 2013 — Atmospheric scientists show concern about how climate change is increasing the number of severe weather ... > full story -
Preparing for Climate Change-Induced Weather Disasters
February 17, 2013 — The news sounds grim: Mounting scientific evidence indicates climate change will lead to more frequent and intense extreme weather that affects larger areas and lasts longer. However, we can reduce ... > full story -
Tree-Ring Data Show History, Pattern to Droughts
February 17, 2013 — Researchers used more than 1,400 climate-sensitive tree-ring chronologies from multiple tree species across North America to reconstruct the Palmer drought severity index (PDSI), a widely used soil ... > full story -
Arctic Ocean Is on Thin Ice: European Satellite Confirms Numbers
February 13, 2013 — The September 2012 record low in Arctic sea-ice extent was big news, but a missing piece of the puzzle was lurking below the ocean's surface. What volume of ice floats on Arctic waters? And how does ... > full story -
New Doppler Radar Wind Profiler Will Replace Old System Near Shuttle Landing Facility
February 12, 2013 — As NASA moves forward next year to place instruments on the International Space Station to take ocean-surface wind speed and direction measurements, the Ground Systems Development and Operations ... > full story
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