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Any new space system that reduced costs would be, to the contractors, killing the goose that lays the golden egg. Just a few weeks ago, NASA canceled a program called the Space Launch Initiative, whose goal was to design a much cheaper and more reliable replacement for the shuttle. Along...
The S-turns the pilots make are intended to bleed off speed in order to ease the shuttle down to Earth, but they are a lot more complicated than simply slaloming down a ski slope. The spacecraft's engines are shut off for good once it leaves orbit, meaning its...
The just released results showed that compulsive gamblers, drinkers and drug users have high underlying levels of negative emotionality, a syndrome that includes nervousness, anger and a tendency to worry and feel victimized. Significantly, they also score lower in the so-called constraint category, meaning they are given to impulsiveness...
Over the past year, wild speculation and furious debate have turned the future of the Chinese currency, the yuan, into the hottest and most polarizing topic in the global economy. Pegged to the U.S. dollar since 1994?meaning that when the value of the greenback rose or fell, so did...
A major Lapita conference begins this week in Tonga, and Matthew Spriggs expects the audience to be "stunned" by news from Teouma. He won't be surprised to find hundreds more burials there, meaning years of work ahead. In the meantime, the bones from this year's dig, carefully washed...