News tagged with experimental verification
Study of 'Persistent Currents' Finally Verifies Theory
Apr 28, 2009 |
4.7 / 5 (23) |
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(PhysOrg.com) -- Approximately 20 years ago, scientists discovered that is is possible for an electric current to flow endlessly in a ring made of a normal metal. One might think that such an 'old' finding ...
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War-torn 'nursery' hopes to send monkeys to Mars
Space & Earth / Space Exploration
5 hours ago |
1.5 / 5 (2) |
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The monkeys at this run-down research centre which was once the pride of Soviet science have seen it all -- a brutal civil war, freezing winters and starvation.
Postural sway among abstinent alcoholics can be improved up to a point
Dec 18, 2009 |
5 / 5 (1) |
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Excessive sway during quiet standing is a common and significant consequence of chronic alcoholism, even after prolonged sobriety, and can lead to fall-related injury and even death. A new study of residual postural instability ...
The use and misuse of alcohol and marijuana can be traced to a common set of genes
Dec 18, 2009 |
2 / 5 (4) |
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Marijuana is the most commonly used illicit drug in the United States. Roughly eight to 12 percent of marijuana users are considered "dependent" and, just like alcohol, the severity of symptoms increases with heavier use. ...
Bourbon versus vodka: Bourbon hurts more the next day, performance is the same
Dec 18, 2009 |
3.7 / 5 (3) |
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Many alcoholic beverages contain byproducts of the materials used in the fermenting process. These byproducts are called "congeners," complex organic molecules with toxic effects including acetone, acetaldehyde, fusel oil, ...
Headwater stream nutrient enrichment disrupts food web
Dec 17, 2009 |
4.2 / 5 (6) |
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Human activity is increasing the supply of nutrients, such as nitrogen and phosphorus, to stream systems all over the world. The conventional wisdom -- bolstered by earlier research -- has held that these additional nutrients ...
Large-scale sequencing: The future of genomic sciences?
Dec 17, 2009 |
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Scientists can gain insights into new ways to use microorganisms in medicine and manufacturing through a coordinated large-scale effort to sequence the genomes of not just individual microorganisms but entire ecosystems, ...
NASA NuSTAR Telescope Being Built at Nevis
Space & Earth / Space Exploration
Dec 17, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- It's an unlikely place to build a NASA telescope: a leafy estate in Irvington, N.Y., that once belonged to the son of Alexander Hamilton. Inside a hangar-like building on the site, which is ...
Science's breakthrough of the year: Uncovering 'Ardi'
Dec 17, 2009 |
2.3 / 5 (3) |
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The research that brought to light the fossils of Ardipithecus ramidus, a hominid species that lived 4.4 million years ago in what is now Ethiopia, has topped Science's list of this year's most significant s ...
Study reveals chemo's toxicity to brain, possible treatment
Dec 17, 2009 |
5 / 5 (2) |
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Researchers have developed a novel animal model showing that four commonly used chemotherapy drugs disrupt the birth of new brain cells, and that the condition could be partially reversed with the growth factor IGF-1.
Google adds new media partners to 'Fast Flip'
Dec 17, 2009 |
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Internet giant Google on Wednesday added another 24 media partners to its online news reader "Fast Flip," including the Tribune and McClatchy newspaper groups, the Huffington Post and Politico.
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