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NASA Observations Point to 'Dry Ice' Snowfall on Mars
September 11, 2012 — NASA's Mars Reconnaissance Orbiter data have given scientists the clearest evidence yet of carbon-dioxide snowfalls on Mars. This reveals the only known example of carbon-dioxide snow falling ... > full story -
Starlight and 'Air Glow' Give Scientists a New Way to Observe Nighttime Weather from Space
September 10, 2012 — Researchers discovered that a combination of starlight and the upper atmosphere's own subtle glow can help satellites see Earth's clouds on moonless ... > full story -
NASA's Global Hawk Mission Begins With Flight to Hurricane Leslie
September 7, 2012 — NASA has begun its latest hurricane science field campaign by flying an unmanned Global Hawk aircraft over Hurricane Leslie in the Atlantic Ocean during a day-long flight from California to Virginia. ... > full story -
Westerly Storms Warm Norway
September 6, 2012 — New research indicates that storms from the west are the main reason that Norwegians can enjoy temperatures 5-10°C warmer than other places so far north. Climate researchers are casting more and ... > full story -
Wetter Arctic Could Influence Climate Change, Study Finds
September 5, 2012 — Increased precipitation and river discharge in the Arctic has the potential to speed climate change, according to the results of a new ... > full story -
NASA's SDO Sees Massive Filament Erupt on Sun
September 4, 2012 — On August 31, 2012 a long filament of solar material that had been hovering in the sun's atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME, traveled ... > full story -
Shading Earth: Delivering Solar Geoengineering Materials to Combat Global Warming May Be Feasible and Affordable
August 30, 2012 — A cost analysis of the technologies needed to transport materials into the stratosphere to reduce the amount of sunlight hitting Earth and therefore reduce the effects of global climate change has ... > full story -
Heating by Black Carbon Aerosol: Soot Particles Absorb Significantly Less Sunlight Than Predicted by Models
August 30, 2012 — Black carbon, in the form of soot particles, has been ranked just behind carbon dioxide for its role in warming regional and global climates. But a new study finds airborne black carbon absorbs ... > full story -
NASA Launches Radiation Belt Storm Probes Mission
August 30, 2012 — NASA's Radiation Belt Storm Probes (RBSP), the first twin-spacecraft mission designed to explore our planet's radiation belts, launched into the predawn skies at 4:05 a.m. EDT Thursday from Cape ... > full story -
A Slow-Moving Isaac Brings Flooding to Gulf States
August 30, 2012 — Isaac -- once a Category 1 hurricane and now a strong tropical storm with maximum sustained winds of 70 miles per hour (60 knots) -- continues to create havoc across the Gulf Coast, from eastern ... > full story
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