Word: nodes
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...OPEN NODE This wi-fi signal is unprotected...
...CLOSED NODE This one needs a password...
...would just ignore it--but now, armed with your rapidly growing store of medical knowledge, you can't help worrying. The cough could mean just a cold, but it could also be a sign of lung cancer. A twinge might be internal bleeding. The lump is probably a lymph node--but is it bigger than it should be? Could it be Hodgkin's disease...
...consensus. In New York City, police commissioner Ray Kelly says the city is still waiting for $900 million it has requested from the feds, some of which would go toward training police officers. "We are continuing to ask Washington for that money," he says. In Detroit, a critical node of homeland security, given its heavily trafficked border and large Arab-American population, city officials say they have spent $10 million on helicopters, protective suits and beefed-up border patrols. But other needs, including a communications system that would allow the city's emergency teams to talk with one another...
...wondrously slight, it's hardly there at all. Emmett, 44, is an editor of medical textbooks who lives in an old farmhouse in the country with his wife and two children. Every morning at 4 or 5, Emmett goes downstairs, lights a fire and sits by it, "the sole node of wakefulness at the heart of the sleeping world." He thinks about small, inconsequential things: the furious way his pet duck pecks at a frozen log "as if she were Teletyping a wire service story on it" or the "sudden howl of light" when he opens his refrigerator...