(Phys.org)—Sonic booms created by aircraft flying faster than the speed of sound certainly aren't known for being faint, but rather for their loud, make-you-jump startle effect for those who experience them. However, sonic ...
Space Exploration
Nov 5, 2012
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Noise can be distracting, especially to a person trying to concentrate on a difficult task. Studying annoying noises helps architects design better building environments and policy makers choose effective noise regulations. ...
General Physics
Oct 18, 2012
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(Phys.org)—If human beings are ever to fly faster than the speed of sound from one side of the country to another, we first have to figure out how to reduce the level of sonic boom generated by supersonic flight.
Space Exploration
Oct 18, 2012
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EU-funded researchers evaluated control techniques of air flow over aeroplane wings during supersonic flight. The optimal wing design developed should lead to important reductions in noise, emissions and fuel consumption.
Engineering
Oct 10, 2012
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For the last few decades, space scientists have generally accepted that the bubble of gas and magnetic fields generated by the sun – known as the heliosphere – moves through space, creating three distinct boundary ...
Space Exploration
May 10, 2012
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(Phys.org) -- NASA and the SETI Institute are asking the public for more information to help find amateur photos and video footage of the daylight meteor that illuminated the sky over the Sierra Nevada mountains and created ...
Space Exploration
Apr 26, 2012
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Robert Ward has been hunting and collecting meteorites for more than 20 years so he knew he'd found something special in the Sierra foothills along the path of a flaming fireball that shook parts of Northern California and ...
Space Exploration
Apr 26, 2012
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A rare Martian meteorite that could help unravel the mysteries of Mars has arrived at the Natural History Museum in London today, obtained with the support of a donor.
Space Exploration
Feb 8, 2012
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(PhysOrg.com) -- This spiderweb-like tangle of gas and dust is a star-forming region called 30 Doradus. It is one of the largest such regions located close to the Milky Way galaxy, and is found in the neighboring galaxy Large ...
Astronomy
Nov 11, 2011
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(PhysOrg.com) -- ESA's Herschel space observatory has revealed that nearby interstellar clouds contain networks of tangled gaseous filaments. Intriguingly, each filament is approximately the same width, hinting that they ...
Astronomy
Apr 13, 2011
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