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Dark Lightning: Are Airplane Passengers Exposed to Radiation from Intense Bursts of Gamma-Rays from Thunderclouds?
April 10, 2013 — Scientists have known for almost a decade that thunderstorms are capable of generating brief but powerful bursts of gamma-rays called terrestrial gamma-ray flashes, or TGFs. Because they can ... > full story -
Energy and the Environment
Renewable Energy
Sustainability
Environmental Science
Extreme Survival
Biology
New Insight Into Photosynthesis: Carotenoids Can Capture Blue/green Light and Pass Energy on to Chlorophylls
April 4, 2013 — Pigments found in plants and purple bacteria employed to provide protection from sun damage do more than just that. Researchers have found that they also help to harvest light energy during ... > full story -
Search for Dark Matter: Experiment Measures Antimatter Excess in Cosmic Ray Flux
April 3, 2013 — The international team running the Alpha Magnetic Spectrometer (AMS) today announced the first results in its search for dark matter. They report the observation of an excess of positrons in the ... > full storyMore: -
Lunar Cycle Determines Hunting Behavior of Nocturnal Gulls
March 27, 2013 — Zooplankton, small fish and squid spend hardly any time at the surface when there's a full moon. To protect themselves from their natural enemies, they hide deeper down in the water on bright nights, ... > full story -
Best Map Ever Made of Universe's Oldest Light: Planck Mission Brings Universe Into Sharp Focus
March 21, 2013 — The Planck space mission has released the most accurate and detailed map ever made of the oldest light in the universe, revealing new information about its age, contents and ... > full storyMore: -
Quantum Refrigerator Offers Extreme Cooling and Convenience
March 8, 2013 — Researchers have demonstrated a solid-state refrigerator that uses quantum physics in micro- and nanostructures to cool a much larger object to extremely low temperatures. What's more, the prototype ... > full story -
Predicting Key Property in Andromeda's Satellites
February 14, 2013 — Using modified laws of gravity, researchers have closely predicted a key property -- velocity dispersion -- measured in faint dwarf galaxies that are satellites of the nearby giant spiral galaxy ... > full story -
What Green Algae Are Up to in the Dark
February 14, 2013 — How do green algae produce hydrogen in the dark? Biologists have now uncovered a mechanism for the production of the gas which has hardly been examined before; usually, researchers are interested in ... > full story -
'A Drop of Ink on the Luminous Sky:' Wide Field Imager Snaps Cosmic Gecko
February 13, 2013 — This part of the constellation of Sagittarius (The Archer) is one of the richest star fields in the whole sky -- the Large Sagittarius Star Cloud. The huge number of stars that light up this region ... > full story -
NASA's Jet Propulsion Laboratory to Lead U.S. Science Team for Dark Energy Mission
February 12, 2013 — The European Space Agency (ESA) has selected three NASA-nominated science teams to participate in their planned Euclid mission, including one team led by NASA's Jet Propulsion Laboratory in Pasadena, ... > full story
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