News tagged with shear stress
Study Shines Light on How Red Blood Cells Control Blood Pressure
Oct 21, 2008 |
4.6 / 5 (7) |
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(PhysOrg.com) -- A new technique sheds light on how red blood cells regulate blood pressure in small blood vessels.
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Pollution alters isolated thunderstorms
Space & Earth / Earth Sciences
Dec 15, 2009 |
3 / 5 (4) |
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New climate research reveals how wind shear -- the same atmospheric conditions that cause bumpy airplane rides -- affects how pollution contributes to isolated thunderstorm clouds. Under strong wind shear ...
System 97W's 'castle wall' breached, and opened up to dissipation
Space & Earth / Earth Sciences
Dec 04, 2009 |
not rated yet |
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The "walls" of System 97W have been breached, and residents in the Western Pacific Ocean no longer have a tropical cyclone to worry about today. The Joint Typhoon Warning Center cancelled their "formation ...
Cyclone Cleo back down to tropical storm status
Space & Earth / Earth Sciences
Dec 10, 2009 |
not rated yet |
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Cleo has run into wind shear and it has weakened it from a cyclone to a tropical storm. Cleo's maximum sustained winds are now down to 69 mph, and expected to continue falling. NASA's TRMM satellite noticed ...
Of traffic jams, beach sands and the zero-temperature jamming transition
May 13, 2009 |
3.3 / 5 (3) |
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Researchers in condensed matter physics at the University of Pennsylvania and the University of Chicago have created an experimental and computer model to study how jamming, the physical process in which collections of particles ...
Natural deep earth pump fuels earthquakes
Space & Earth / Earth Sciences
Jun 18, 2009 |
3.8 / 5 (8) |
1
For the first time scientists have discovered the presence of a natural deep earth pump that is a crucial element in the formation of ore deposits and earthquakes.
TRMM Satellite sees Cyclone Cleo coming to a close
Space & Earth / Earth Sciences
Dec 11, 2009 |
not rated yet |
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Rainfall in the once-known Cyclone Cleo has really diminished over the last 24 hours, and the Tropical Rainfall Measuring Mission or TRMM satellite has confirmed it. Cleo is fading and the Joint Typhoon Warning ...
Embryo's heartbeat drives blood stem cell formation
May 13, 2009 |
1 / 5 (1) |
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(PhysOrg.com) -- Biologists have long wondered why the embryonic heart begins beating so early, before the tissues actually need to be infused with blood. Two groups of researchers from Children's Hospital ...
Get the world on its feet: The role of exercise training
Aug 31, 2009 |
4 / 5 (1) |
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Western societies are struggling to pay for their ever increasing medical budgets. In the US up to 393 billion US-$ were spent in 2005 for cardiovascular diseases alone. Based on epidemiologic studies in primary prevention ...
Studying hair of ancient Peruvians answers questions about stress
Other Sciences / Archaeology & Fossils
Dec 09, 2009 |
4 / 5 (3) |
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(PhysOrg.com) -- Recent studies show that one in three Canadians suffer from stress and the number is on the rise. But stress isn't a new problem.
Glass you can build with: Metallic glass that's stronger and lasts longer
Mar 24, 2009 |
4.7 / 5 (27) |
11
(PhysOrg.com) -- The normal structure of metals is crystalline. Glass, on the other hand, is amorphous. But it's possible to make amorphous forms of metal, metallic glasses, which can be remarkably strong, ...
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