Posts
May 16, 2013
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2:30 PM | Space Tourism's Black Carbon Problem
MARS shot MarsScientific.com and Clay Center Observatory The industry and the F.A.A. say the climate effects of flying civilians into space will be negligible, but some scientists fret about the accumulation of black carbon in the stratosphere. Virgin Galactic proudly touts the fact that each of the passengers who will fly into sub-orbital space on its SpaceShip2 will emit less carbon dioxide than a typical air passenger on a flight from New York to London. But some scientists say carbon
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April 26, 2013
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6:20 PM | Megaport
The Most Efficient Cargo Handler Courtesy Port of Rotterdam; Inset A: Courtesy APM Terminals; Inset B: Paul Wootton; Inset C: Courtesy APM Terminals; Inset D: Courtesy Port of RotterdamThe robot-staffed, windmill-powered Dutch port poised to become the most efficient cargo handler ever. Business is booming at Europe's largest port, in Rotterdam, the Netherlands, which sees the lion's share of the continent's imports and exports. About 34,000 ships and 12 million shipping containers-each large
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February 12, 2013
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2012 DA14 NASA/JPL-Caltech"Earth is a moving target, traveling around the sun at 65,000 miles per hour. [Asteroid 2012 DA14] is missing us by only about 14 minutes."--former astronaut Ed Lu The asteroid 2012 DA14, which will come within about 17,000 miles of Earth on February 15, is about half the size of a football stadium, and in a collision would generate an explosive energy equivalent to 2,500 kilotons of TNT. In comparison, the atomic bomb over Hiroshima that instantly killed more than
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