A Brief History of Solar Sails
sō’lar sāil, n. - A gossamer material that, when unfurled in the vacuum of space, feels the pressure of sunlight and propelled by said pressure may carry a ship among the stars.
sō’lar sāil, n. - A gossamer material that, when unfurled in the vacuum of space, feels the pressure of sunlight and propelled by said pressure may carry a ship among the stars.
Space Exploration
Aug 1, 2008
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(PhysOrg.com) -- NASA's Lunar Reconnaissance Orbiter, also known as LRO, has completed the first round of environmental testing at NASA's Goddard Space Flight Center in Greenbelt, Md. These tests ensure the spacecraft is ...
Space Exploration
Aug 1, 2008
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A wimax-based connection to the internet enables fire-monitoring efforts in remote and mountainous regions.
Telecom
Aug 1, 2008
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Those who know someone who died in the Iraq War or 9/11 terrorist attacks are less likely to approve of President Bush's performance in office than people who have no such connections, according to new research from the University ...
Other
Aug 1, 2008
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Criminals who use firearms may find it much harder to evade justice in future, thanks to an ingenious new bullet tagging technology developed in the UK.
Nanomaterials
Aug 1, 2008
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Scientists from The Institute of Advanced Studies at Princeton and the University of California discovered that the underlying process in tumor formation is the same as for life itself—evolution. After analyzing a half ...
Aug 1, 2008
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If someone is charged up, the colour of their face might change, but they don't immediately pull off one of their arms, only to reattach it as a third leg. With some molecules, however, the situation is quite different - ...
Nanophysics
Aug 1, 2008
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Working overtime has a disproportionate impact on women in dual-earner households, exacerbating gender inequality and supporting the "separate sphere" phenomenon in which men are the breadwinners while women tend to the home, ...
Other
Aug 1, 2008
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(PhysOrg.com) -- Infections following treatment in clinics, retirement homes, and long-term care facilities are a grave problem for patients, and resistant germs can be particularly devastating.
Aug 1, 2008
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Judged by the astonishing increase in journal papers written by scientists in China, there can be little doubt that China is finding its place as one of the world's scientific power houses. Michael Banks, Physics World's ...
General Physics
Aug 1, 2008
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