News tagged with upper atmosphere

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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

What happened to Mars? A planetary mystery

Billions of years ago when the planets of our solar system were still young, Mars was a very different world. Liquid water flowed in long rivers that emptied into lakes and shallow seas. A thick atmosphere ...

Nov 13, 2013
4.8 / 5 (33) 21 | with audio podcast

Could solar wind power Earth?

(PhysOrg.com) -- As we strive to find sources of alternative energy, a number of researchers continue to look to what we consider the ultimate in renewable energy -- the sun. However, on earth creating efficient ...

Oct 04, 2010 weblog
4 / 5 (29) 24 | with audio podcast

Solar wind energy source discovered

Using data from an aging NASA spacecraft, researchers have found signs of an energy source in the solar wind that has caught the attention of fusion researchers. NASA will be able to test the theory later ...

Mar 11, 2013
4.7 / 5 (24) 17 | with audio podcast

Pentagon successfully tests hypersonic flying bomb

The Pentagon on Thursday held a successful test flight of a flying bomb that travels faster than the speed of sound and will give military planners the ability to strike targets anywhere in the world in less than a hour.

Nov 17, 2011
4.1 / 5 (21) 180