News tagged with drag
Engineer Discovers Why Particles Like Flour Disperse on Liquids
(PhysOrg.com) -- Even if you are not a cook, you might have wondered why a pinch of flour (or any small particles) thrown into a bowl of water will disperse in a dramatic fashion, radiating outward as if it ...
Nov 16, 2009 |
4.3 / 5 (15) |
2
Trading energy for safety, bees extend legs to stay stable in wind
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 ...
Jun 02, 2009 |
5 / 5 (3) |
0
Airliners could save fuel by taking a hint from birds flying in formation
(PhysOrg.com) -- From Leonardo da Vinci to the Greek tragedy of Icarus, birds have emboldened scientific minds to master flight. Now, Stanford researchers can be added to the list of ornithologically inspired ...
Jun 01, 2009 |
4.5 / 5 (14) |
3
GOCE satellite achieves drag-free perfection (w/Videos)
(PhysOrg.com) -- ESA's gravity mission GOCE has achieved a first in the history of satellite technology. The sophisticated electric propulsion system has shown that it is able to keep the satellite completely ...
Space & Earth / Space Exploration
May 26, 2009 |
4.8 / 5 (19) |
11
GOCE's 'heart' starts beating
GOCE's highly sensitive gradiometer instrument has been switched on and is producing data. Forming the heart of GOCE, the gradiometer is specifically designed to measure Earth's gravity field with unprecedented ...
Space & Earth / Space Exploration
Apr 08, 2009 |
5 / 5 (3) |
0
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