News tagged with air speed
Spit, anyone?
Apr 14, 2009 |
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Mark Nicas has given some of his best years to spittle. He builds models - the mathematical kind - of how someone else's slobber ends up on you. The size of the particles, whether they come out in a dry co ...
Search results for air speed
Nocturnal wind maximum mapped for first time
Space & Earth / Earth Sciences
Nov 05, 2009 |
4 / 5 (1) |
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On beautiful, sunny days with quiet weather conditions a strong wind develops in the evening at a height of about 200 metres.
A delicate grip
Nov 04, 2009 |
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(PhysOrg.com) -- Solar wafers for use in the production of photovoltaic systems are extremely sensitive. In a test and demonstration center research is being conducted on grippers to determine the best way ...
Hong Kong air pollution equals record high
Oct 24, 2009 |
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Hong Kong air pollution has equalled a record high registered in 2000, triggering a warning for people with heart or respiratory illnesses, according to the Environmental Protection Department.
Dutch research into fair-weather clouds important in climate predictions
Space & Earth / Earth Sciences
Dec 08, 2008 |
4.2 / 5 (6) |
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Research at the Delft University of Technology (The Netherlands) has led to better understanding of clouds, the unknown quantity in current climate models. The Delft researcher Thijs Heus has tackled this ...
Older air traffic controllers perform as well as young on job-related tasks
Medicine & Health / Psychology & Psychiatry
Mar 09, 2009 |
5 / 5 (1) |
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In a study that challenges the mandatory retirement of air traffic controllers at the age of 56 in the U.S., researchers have found that air traffic controllers up to age 64 perform as well as their young colleagues on complex, ...
Trading energy for safety, bees extend legs to stay stable in wind
Jun 02, 2009 |
5 / 5 (3) |
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New research shows some bees brace themselves against wind and turbulence by extending their sturdy hind legs while flying. But this approach comes at a steep cost, increasing aerodynamic drag and the power ...
Air pollution damages more than lungs: Heart and blood vessels suffer too
Aug 13, 2008 |
4.3 / 5 (6) |
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As athletes from around the world compete in the Beijing Olympics, many are on alert for respiratory problems caused by air pollution. They should also be concerned about its toxic effects on the heart and cardiovascular ...
Bumblebee flight 'triumph of power over finesse'
May 07, 2009 |
4 / 5 (12) |
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(PhysOrg.com) -- Brute force rather than aerodynamic efficiency is the key to bumblebee flight, Oxford University scientists have discovered.
Researchers apply new statistical test: Particulate matter reaches downtown Pittsburgh
Mar 17, 2009 |
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Carnegie Mellon University's Cliff I. Davidson, Joseph B. Kadane and Nanjun Chu have found that polluted air in the highly populated East End areas of Pittsburgh are more affected by major sources to the city's southeast ...
Obama vows to fast track high speed rail
Apr 16, 2009 |
2.3 / 5 (3) |
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US President Barack Obama Thursday called for a US high speed rail service to rival the express trains of France, Japan, Spain and China, highlighting a 13 billion dollar government funding boost.
List of search results for air speed
