News tagged with upper atmosphere

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Where There's Smoke ...

(PhysOrg.com) -- Native Americans used smoke signals to indicate danger, and a white plume is sent up by the Vatican when a new Pope is chosen. Now, a new research project by Tel Aviv University researchers ...

Apr 22, 2010
4.6 / 5 (5) 0 | with audio podcast

Solar winds triggered by magnetic fields

(PhysOrg.com) -- Solar wind generated by the sun is probably driven by a process involving powerful magnetic fields, according to a new study led by UCL (University College London) researchers based on the ...

Nov 02, 2009
4.4 / 5 (5) 2

The Sun's Sneaky Variability

Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...

Oct 28, 2009
4.8 / 5 (11) 5

EVE: Measuring the Sun's hidden variability

Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...

Sep 22, 2009
4.1 / 5 (7) 0

Obama looking at cooling air to fight warming

(AP) -- Tinkering with Earth's climate to chill runaway global warming - a radical idea once dismissed out of hand - is being discussed by the White House as a potential emergency option, the president's ...

Apr 08, 2009
4.5 / 5 (102) 33