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Hawking: Boldly go, or go extinct

Thursday, November 30th, 2006

Speaking shortly before receiving one of science’s oldest and most prestigious awards — the Royal Society’s Copley Medal — Professor Stephen Hawking has said today that humankind will “sooner or later” be wiped out by a cosmic diaster like a meteorite strike, or an anthropogenic cataclysm like nuclear war, and only by travelling to Earth-like planets orbiting other stars can we hope to survive in the long term.

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The Ring

Tuesday, October 3rd, 2006

Launch Ring

A new study by the US Air Force has proposed giant ring of superconducting magnets as an alternative to the traditional rocket-from-a-launch-pad method of reaching space. The payload, such as communication satellites and supplies for space station crews, would be encased in a conical heat shield, and gradually accelerated around the circuit on a special “sled”, before being flung into orbit off a 30 degree ramp at over 23 times the speed of sound.

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