News tagged with smooth plains
Mercury's surface dominated by volcanism and iron-deficiency
Space & Earth / Space Exploration
Jul 03, 2008 |
4.5 / 5 (16) |
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Volcanism has played a more extensive role in shaping the surface of Mercury than scientists had thought. This result comes from multispectral imaging data gathered in January 2008 by MESSENGER, the latest ...
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Researchers use multispectral images to reveal origin and evolution of Mercury
Space & Earth / Space Exploration
Apr 30, 2009 |
5 / 5 (5) |
2
Up until last year globes of Mercury were blank on one side. The Mariner 10 spacecraft explored the small planet in three flybys (1974-1975), but since no more than half was ever seen it remained the least ...
Cellular crosstalk linked to lung disease
Aug 18, 2009 |
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Crosstalk between cells lining the lung (epithelial cells) and airway smooth muscle cells is important in lung development. However, it has also been shown to contribute to several lung diseases, including asthma and pulmonary ...
Geologists finding a different Mars underneath
Dec 13, 2006 |
3.9 / 5 (14) |
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Scientists are finding an older, craggier face of Mars buried beneath the surface, thanks to pioneering sounding radar co-sponsored by NASA aboard the European Space Agency's Mars Express spacecraft.
Landscapes from the ancient and eroded lunar far side
Jul 14, 2006 |
3.8 / 5 (9) |
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This image, taken by the advanced Moon Imaging Experiment (AMIE) on board ESA's SMART-1 spacecraft, shows a highly eroded highland area on the lunar far side, close to the equator.
Flashback to Neptune's Moon Triton (w/ Video)
Space & Earth / Space Exploration
Aug 26, 2009 |
4.7 / 5 (7) |
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(PhysOrg.com) -- Newly released images commemorate the 20-year anniversary of the Voyager flyby of Neptune's moon Triton on Aug. 24, 2009.
Coupling of Single Quantum Dots to Smooth Metal Films
Jul 20, 2009 |
3 / 5 (2) |
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Scientists at Argonne National Laboratory's CNM Nanophotonics Group have measured how light emission from individual colloidal semiconductor nanocrystals, or quantum dots, is modified when in proximity to ...
Heart protein regulates blood vessel maintenance
May 11, 2009 |
5 / 5 (1) |
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Researchers identify a protein that regulates the physical state of blood vessels. The biochemical processes involved in this regulation are important in the study of cardiovascular health.
NPs-NPR-B/pGC-cGMP signal pathway is involved in diabetic gastroparesis
May 13, 2009 |
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The natriuretic peptide (NP) receptor type B (NPR-B) gene was expressed in gastric smooth muscles of normal and diabetic rats and the expression was increased in diabetic rats. These results suggest that natriuretic peptide-dependent ...
To contract or not to contract: Decision controlled by 2 microRNAs
Aug 17, 2009 |
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New research has provided insight into the molecular regulators of the function of muscle cells in the walls of blood vessels, i.e., vascular smooth muscle cells. Specifically, the acquisition and/or maintenance of the ability ...
Why Are Galaxies So Smooth?
May 01, 2009 |
4.4 / 5 (18) |
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(PhysOrg.com) -- Using NASA's Spitzer Space Telescope, an international team of astronomers has discovered streams of young stars flowing from their natal cocoons in distant galaxies. These distant rivers ...
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