News tagged with hubble constant
Zeroing in on Hubble's constant
Jan 05, 2009 |
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(PhysOrg.com) -- In the early part of the 20th Century, Carnegie astronomer Edwin Hubble discovered that the universe is expanding. The rate of expansion is known as the Hubble constant. Its precise value ...
Search results for hubble constant
New, virulent strain of MRSA poses renewed antibiotic resistance concerns
15 hours ago |
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The often feared and sometimes deadly infections caused by MRSA - methicillin-resistant Staphylococcus aureus - are now moving out of hospitals and emerging as an even more virulent strain in community settings and on ath ...
Bioengineered materials promote the growth of functional vasculature, new study shows
Dec 21, 2009 |
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Regenerative medicine therapies often require the growth of functional, stable blood vessels at the site of an injury. Using synthetic polymers called hydrogels, researchers at the Georgia Institute of Technology ...
A New Method of Estimating Stellar Distances
Dec 21, 2009 |
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(PhysOrg.com) -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen ...
Putting the squeeze on data
Technology / Computer Sciences
Dec 21, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- Data compression is one of the fundamental research areas in computer science, letting information systems do more with less. It’s the reason the iPod nano can hold thousands of songs instead ...
Modern tests demonstrate soundness of old iron bridge
Dec 21, 2009 |
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An unusual bowstring truss iron bridge that carried traffic across Roaring Run in Bedford County, Va. for almost 100 years is now a picturesque footbridge at the I-81 Ironto, Va. rest stop. Built in 1878, ...
Metastasis formation revealed in detail and real time
Dec 20, 2009 |
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Up to 25% of cancer patients develop metastases in the brain - often long after successful treatment of the primary tumor. In almost all such cases, the prognosis is poor. The mechanisms responsible for the appearance of ...
Avatar's moon Pandora could be real
Dec 17, 2009 |
4.3 / 5 (27) |
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In the new blockbuster Avatar, humans visit the habitable - and inhabited - alien moon called Pandora. Life-bearing moons like Pandora or the Star Wars forest moon of Endor are a staple of science fiction. ...
Computer simulation strengthens link between climate change and release of subsea methane
Space & Earth / Earth Sciences
Dec 17, 2009 |
4.3 / 5 (22) |
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(PhysOrg.com) -- A first-of-its-kind computer simulation that mirrors real-world observations of methane bubbling up from a seabed in the Arctic Ocean provides further evidence that warming oceans may unleash ...
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 ...
New Automated Technique with Online Verification Eases Network Analyzer Calibration
Dec 16, 2009 |
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Verifying the accuracy of network analyzers—instruments that are used to measure key performance characteristics of electronic networks—was once an awkward process involving multiple steps and pieces of equipment.
List of search results for hubble constant
