News tagged with northern hemisphere

Arctic ice melt sets stage for cold weather

(Phys.org) -- The dramatic melt-off of Arctic sea ice due to climate change is hitting closer to home than millions of Americans might think. That's because melting Arctic sea ice can trigger a domino effect ...

dateJun 06, 2012 in Earth Sciences
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Cassini watches storm choke on its own tail

(Phys.org)—Call it a Saturnian version of the Ouroboros, the mythical serpent that bites its own tail. In a new paper that provides the most detail yet about the life and death of a monstrous thunder-and-lightning ...

dateJan 31, 2013 in Space Exploration
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How a sunset comet came to be

(Phys.org) —For a comet, visiting the sun is risky business. Fierce solar heat vaporizes gases long frozen in the fragile nucleus, breaking up some comets and completely destroying others.

dateMar 18, 2013 in Space Exploration
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Weather forecasts on Mars

(Phys.org) —In the north of the red planet snowfalls occur with great regularity. Expeditions of Mars rovers into this region could therefore be easily planned.

dateMay 08, 2013 in Space Exploration
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