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By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o
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George: Hey, Crystal, I need some advice yo! Crystal: What's up, George? George: So, there's this like red-headed girl in class and I kind of got a crush on her but ... Crystal: Oooh! George: Uuurr! But, yeah, I don't know, you know, how to ask her o
Charlie, get off the phone. 查理,电话挂了 I need signs right now, at least a hundred. 我这就需要标语牌,至少一百块 You know what? Let them set it up. 你知道吗,让他们去吧 It's actually better for us that way. 这样反而
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti