Icebergs head from Antarctica for New Zealand
Space & Earth / Earth Sciences
Nov 24, 2009 |
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(AP) -- Ships in the south Pacific Ocean have been alerted that hundreds of icebergs believed to have split off Antarctic ice shelves are drifting north toward New Zealand, officials said Tuesday.
Global study of salmon shows: 'Sustainable' food isn't so sustainable
Nov 24, 2009 |
4.8 / 5 (4) |
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Popular thinking about how to improve food systems for the better often misses the point, according to the results of a three-year global study of salmon production systems. Rather than pushing for organic or land-based ...
Shuttle, station crews seal hatches for departure
Space & Earth / Space Exploration
Nov 24, 2009 |
5 / 5 (1) |
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(AP) -- After nearly a week together, the crews of shuttle Atlantis and the International Space Station said goodbye Tuesday and closed the hatches between them.
Dead Sea needs world help to stay alive
Nov 24, 2009 |
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The Dead Sea may soon shrink to a lifeless pond as Middle East political strife blocks vital measures needed to halt the decay of the world's lowest and saltiest body of water, experts say.
LSU gets to the bottom of things -- in Antarctica
Space & Earth / Earth Sciences
Nov 24, 2009 |
4.3 / 5 (3) |
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Antarctica has long held secrets of the earth's history locked in its icy depths, and until recently, there has been very little information on the environments that have been sealed beneath miles of ice for millions of years. ...
First black holes may have incubated in giant, starlike cocoons
Nov 24, 2009 |
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(PhysOrg.com) -- The first large black holes in the universe likely formed and grew deep inside gigantic, starlike cocoons that smothered their powerful x-ray radiation and prevented surrounding gases from ...
Oceans absorbing carbon dioxide more slowly, scientist finds
Space & Earth / Earth Sciences
Nov 24, 2009 |
3 / 5 (6) |
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The world's oceans are absorbing less carbon dioxide (CO2), a Yale geophysicist has found after pooling data taken over the past 50 years. With the oceans currently absorbing over 40 percent of the CO2 emitted by human activity, ...
Researchers Establish Common Seasonal Patterns Among Bacterial Communities in Arctic Rivers
Space & Earth / Earth Sciences
Nov 24, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- New research on bacterial communities throughout six large Arctic river ecosystems reveals predictable temporal patterns, suggesting that scientists could use these communities as markers ...
Mankind using Earth's resources at alarming rate
Nov 24, 2009 |
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Humanity would need five Earths to produce the resources needed if everyone lived as profligately as Americans, according to a report issued Tuesday.
From Greenhouse to Icehouse
Space & Earth / Earth Sciences
Nov 24, 2009 |
4.8 / 5 (12) |
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A new study that reconstructed ocean temperatures from millions of years ago could provide new insight into how the Earth responds to climate change.
Kepler Mission Manager Update
Space & Earth / Space Exploration
Nov 24, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Kepler experienced a safe mode event on Nov. 18, 2009.
Astronauts rest up after 3 spacewalks
Space & Earth / Space Exploration
Nov 24, 2009 |
4 / 5 (1) |
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(AP) -- The astronauts aboard the orbiting shuttle-station complex are resting after their three successful spacewalks.
'Cosmic fruit machine' matches collisions
Nov 24, 2009 |
4.5 / 5 (6) |
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(PhysOrg.com) -- A new website will give everyone the chance to contribute to science by playing a 'cosmic fruit machine' and compare images of colliding galaxies with millions of simulated images of galactic ...
Cassini Sends Back Images of Enceladus as Winter Nears
Space & Earth / Space Exploration
Nov 23, 2009 |
4.4 / 5 (7) |
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(PhysOrg.com) -- NASA's Cassini spacecraft has sailed seamlessly through the Nov. 21 flyby of Saturn's moon Enceladus and started transmitting uncalibrated temperature data and images of the rippling terrain. ...
Free Spirit: Third Extrication Drive Ends With Wheel Stall
Space & Earth / Space Exploration
Nov 23, 2009 |
4 / 5 (2) |
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(PhysOrg.com) -- Spirit experienced a wheel stall with the right-rear wheel during the second step of a two-step drive on Sol 2092 (Saturday, Nov. 21). This is not the same wheel that stalled on Sol 1899 (May ...
