News tagged with northern hemisphere

Atmospheric warming altering ocean salinity

The warming climate is altering the saltiness of the world's oceans, and the computer models scientists have been using to measure the effects are underestimating changes to the global water cycle, a group of Australian scientists ...

dateApr 27, 2012 in Earth Sciences
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Dawn gets extra time to explore Vesta

( -- NASA's Dawn mission has received official confirmation that 40 extra days have been added to its exploration of the giant asteroid Vesta, the second most massive object in the main asteroid belt. The mission ...

dateApr 19, 2012 in Space Exploration
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The many moods of Titan

( -- A set of recent papers, many of which draw on data from NASA's Cassini spacecraft, reveal new details in the emerging picture of how Saturn's moon Titan shifts with the seasons and even throughout the day. ...

dateFeb 23, 2012 in Space Exploration
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Loss of planetary tilt could doom alien life

Although winter now grips much of the Northern Hemisphere, those who dislike the cold weather can rest assured that warmer months shall return. This familiar pattern of spring, summer, fall and winter does more than merely ...

dateJan 12, 2012 in Astronomy
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2012: Shadow of the Dark Rift

( -- One of the most bizarre theories about 2012 has built up with very little attention to facts. This idea holds that a cosmic alignment of the sun, Earth, the center of our galaxy -- or perhaps the galaxy's ...

dateDec 22, 2011 in Astronomy
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