2014년 12월 24일 수요일

Nature's own tornado detector saves migrating birds

 
Friday, December 19, 2014View in browser |  View text version
Nature's own tornado detector saves migrating birds, study finds
Ornithologist Henry Streby was happy enough that a song bird weighing less than two nickels managed to carry a tiny electronic sensor from T...
Nature's own tornado detector saves migrating birds, study finds

SCIENCE

   
Methane spike on Mars? Curiosity rover reignites mystery
Methane is making a comeback on Mars.

SCIENCE NOW

U.S. satellite spies holiday lights from space
Americans are serious about their Christmas lights -- so much so that a NASA satellite can see them from space.
› That's all, folks: Death and mayhem in children's cartoons
› Proved at last: Men really are idiots

ENVIRONMENT

Yurok tribe hopes California's cap-and-trade can save a way of life
This winter, Yurok tribe forestry crews will be four-wheeling down muddy fire roads, hiking through steep, slippery brush and trekking acros...
› In war on coyotes, some argue for learning to live with them
› Greenland ice loss more 'local' than thought, climate study says
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HEALTH AND MEDICINE

It's OK to be old if you feel young, study suggests
When it comes to longevity, feeling young may be more important than being young.
› Losing weight makes your lungs a potent CO2 emitter
› Move over tobacco: U.S. teens now prefer e-cigarettes, study finds

HIGHLIGHTS

Pizza or Brussels sprouts? How we process food choices
 
   
Do you lack self-control when it comes to food? If so, maybe you need to slow down a bit.
› A lens-free microscope that borrows tech from your cellphone
› Did European scientists find dark-matter signal buried in X-rays?

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