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ACE, Workhorse of NASA's Heliophysics Fleet, Is 15
August 29, 2012 — The Advanced Composition Explorer (ACE) is Earth's vanguard. Orbiting around a point 900,000 miles away between Earth and our sun, this satellite is ever vigilant, recording the combination of ... > full story -
Bright Arctic Clouds Formed by Exhaust from Final Space Shuttle Launch
August 28, 2012 — Scientists are tracking the rapid transport of the exhaust plume from the final launch of the space shuttle in July 2011. The team has found that the plume moved quickly to the Arctic, forming ... > full storyMore: -
Wind Concentrates Pollutants With Unexpected Order in an Urban Environment
August 24, 2012 — When blown by chaotic winds in an urban environment, pollutants tend to accumulate in specific ... > full story -
Link Found Between Cold European Winters and Solar Activity
August 23, 2012 — Scientists have long suspected that the Sun's 11-year cycle influences climate of certain regions on Earth. Yet records of average, seasonal temperatures do not date back far enough to confirm any ... > full story -
Scientists Produce Hydrogen for Fuel Cells Using an Inexpensive Catalyst Under Real-World Conditions
August 23, 2012 — Scientists have produced hydrogen, a renewable energy source, from water using an inexpensive catalyst under industrially relevant conditions (using pH neutral water, surrounded by atmospheric ... > full story -
Half of the Particulate Pollution in North America Comes from Other Continents
August 22, 2012 — Roughly half the aerosols that affect air quality and climate change in North America may be coming from other continents, including Asia, Africa and Europe, according to a new ... > full story -
Twin Satellites Will Help Improve Space Weather Forecasts
August 21, 2012 — On Aug. 24, NASA will launch two identical satellites from Cape Canaveral, Fla., to begin its Radiation Belt Storm Probes mission to study the extremes of space weather and help scientists improve ... > full story -
Radiation Belt Storm Probes: Fundamental Physics to Benefit Life on Earth, in Space
August 20, 2012 — Encircling Earth's equator are two concentric, wide rings of high-intensity particles known as the Van Allen radiation belts. This dynamic region changes in response to the sun, with the potential to ... > full story -
Cloud Brightening to Control Global Warming? Geoengineers Propose an Experiment
August 20, 2012 — A scientist has proposed an experiment to test cloud brightening, a geoengineering concept that alters clouds in an effort to counter global warming. His proposed experiment is part of a larger paper ... > full story -
Two Hurricane Global Hawks, Two Sets of Instruments
August 15, 2012 — NASA's Hurricane Severe Storm Sentinel Mission, or HS3, will be studying hurricanes at the end of the summer, and there will be two high-altitude, long-duration unmanned aircraft with different ... > full story
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