A successful NASA flight test Monday demonstrated how a spacecraft returning to Earth can use an inflatable heat shield to slow and protect itself as it enters the atmosphere at hypersonic speeds.
Space Exploration
Aug 17, 2009
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(PhysOrg.com) -- Inflatable aircraft are not a new idea. Hot air balloons have been around for more than two centuries and blimps are a common sight over many sports stadiums. But it's hard to imagine an inflatable spacecraft.
Space Exploration
Aug 14, 2009
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(PhysOrg.com) -- Transaction prices of commercial property sold by major institutional investors fell by 18 percent in the second quarter of 2009, according to an index developed and published by the MIT Center for Real Estate ...
Economics & Business
Aug 3, 2009
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What happened in the first trillionth of a trillionth of a trillionth of a second after the Big Bang? Super-sensitive microwave detectors, built at the National Institute of Standards and Technology, may soon help scientists ...
General Physics
May 3, 2009
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During the next decade, a delicate measurement of primordial light could reveal convincing evidence for the popular cosmic inflation theory, which proposes that a random, microscopic density fluctuation in the fabric of space ...
Astronomy
Feb 16, 2009
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