News tagged with asteroid fragments
Half-baked asteroids have Earth-like crust
Space & Earth / Earth Sciences
Jan 07, 2009 |
4.7 / 5 (3) |
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Asteroids are hunks of rock that orbit in the outer reaches of space, and scientists have generally assumed that their small size limited the types of rock that could form in their crusts. But two newly discovered ...
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Unusual meteorite found by time-lapse camera observatory
Space & Earth / Space Exploration
Nov 05, 2009 |
4.3 / 5 (15) |
2
(PhysOrg.com) -- An unusual meteorite with an interesting orbit has been tracked to the ground using a photographic observatory that records time-lapse images of fireballs traveling across the sky.
Scientists track swine flu virus for tiny changes that would cause big problems
Nov 04, 2009 |
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As the H1N1 flu virus spreads at breakneck speed, a team of scientists are close behind. They are watching its evolution through a cutting-edge technology in hopes of answering the question: Where did it come from -- and ...
DNA 'barcode' for tropical trees
Nov 04, 2009 |
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In foods, soil samples or customs checks, plant fragments sometimes need to be quickly identified. The use of DNA “barcodes” to itemize plant biodiversity was proposed during the 1992 Rio de Janeiro Summit. ...
Rosetta's final Earth boost
Space & Earth / Space Exploration
Nov 04, 2009 |
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ESA's comet chaser Rosetta will swing by Earth for the last time on 13 November to pick up energy and begin the final leg of its 10-year journey to comet 67P/Churyumov-Gerasimenko. ESA's European Space Operations ...
Researchers create nanoparticle coating to prevent freezing rain buildup (w/ Video)
Oct 29, 2009 |
3 / 5 (2) |
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(PhysOrg.com) -- Preventing the havoc wrought when freezing rain collects on roads, power lines, and aircrafts could be only a few nanometers away. A University of Pittsburgh-led team demonstrates in the Nov. 3 edition of ...
Mirror images united: Simultaneous binding of both enantiomers of a drug to an enzyme
Oct 29, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- In the binding pockets of enzymes their natural binding partners fit exactly. The principle by which many pharmacological agents work also relies on the fact that these substances fit exactly into the pockets ...
Giant Skull of 12m Pliosaur 'Sea Monster' Unearthed in England
Other Sciences / Archaeology & Fossils
Oct 27, 2009 |
4.7 / 5 (12) |
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The fossilised skull of a pliosaur, the largest marine reptile that ever lived, has been discovered along the Jurassic Coast World Heritage Site.
Podcast: Tiny sea creature and a new medical adhesive
Oct 27, 2009 |
5 / 5 (3) |
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Scientists questing after a long-sought new medical adhesive describe copying the natural glue secreted by a tiny sea creature called the sandcastle worm in the latest episode in the American Chemical Society's ...
INL scientist is harnessing the power of plasma
Oct 27, 2009 |
4.9 / 5 (14) |
5
Most schoolchildren learn that everything in the universe is a solid, a liquid or a gas. But those lessons miss the fourth and by far most common state of matter: plasma.
LADEE Mission to Study the Moon's Fragile Atmosphere
Space & Earth / Space Exploration
Oct 26, 2009 |
3.7 / 5 (3) |
1
Right now, the Moon is a ghost town. Nothing stirs. Here and there, an abandoned Apollo rover — or the dusty base of a lunar lander — linger as silent testimony to past human activity. But these days, only ...
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