单词:sciograph
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By Gary Thomas Washington 30 May 2006 A sudden eruption of violence in Kabul Monday was sparked by a traffic accident involving a U.S. military vehicle. U.S. officials blame a failure of the truck's brakes for the accident. But, the incident added t
This is All Things Considered from NPR news, I'm Robert Siegel and I'm Michele Norris. In Alabama, jurors've found Richard Scrushy not guilty of all charges. Scrushy is the founder and fired CEO of HealthSouth, the medical services company. And he wa
It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co