Sep. 22nd, 2009

brdgt: (Science Works by iconomicon)
Really? The Claim: Lack of Sleep Increases the Risk of Catching a Cold.
By ANAHAD O’CONNOR, The New York Times, September 22, 2009

THE FACTS As cold season approaches, many Americans stock up on their vitamin C and echinacea. But heeding the age-old advice about catching up on sleep might be more important.

Studies have demonstrated that poor sleep and susceptibility to colds go hand in hand, and scientists think it could be a reflection of the role sleep plays in maintaining the body’s defenses.

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Debate Flaring Over Grants for Research
By GARDINER HARRIS, The New York Times, September 22, 2009

Managers at the National Institutes of Health are increasingly ignoring the advice of scientific review panels and giving hundreds of millions of dollars a year to scientists whose projects are deemed less scientifically worthy than those denied money.

Many of the favored recipients are “new investigators,” or scientists who had never before received a grant from the health institutes. By skipping projects submitted by older scientists and instead choosing to issue grants to projects from less experienced scientists, agency managers hope to use the scientific equivalent of affirmative action to encourage graduate students and newly minted professors to make careers in academia.

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Scientist at Work: Carolyn Porco: An Odyssey From the Bronx to Saturn’s Rings
By DENNIS OVERBYE, The New York Times, September 22, 2009

It is twilight time on Saturn.

Shadows lengthened to stretch thousands of miles across the planet’s famous rings this summer as they slowly tilted edge-on to the Sun, which they do every 15 years, casting into sharp relief every bump and wiggle and warp in the buttery and wafer-thin bands that are the solar system’s most popular scenic attraction.

From her metaphorical perch on the bridge of the Cassini spacecraft, which has been orbiting Saturn for five years, Carolyn Porco, who heads the camera team, is ecstatic about the view. “It’s another one of those things that make you pinch yourself and say, ‘Boy am I lucky to be around now,’ ” Dr. Porco said. “For the first time in 400 years, we’re seeing Saturn’s rings in three dimensions.”

On Monday, Dr. Porco and the Cassini team released a grand view of the rings in all their shadowed glory, including clumps, spikes, undulations and waves two and a half miles high on the edge of one ring.

Read More )

(Cassini Website - many more pictures)

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