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科学美国人60秒 SSS 2016-8-16
Sometimes a snout full of snot can be just what the doctor ordered. At least if youre a dolphin. Because a new study shows that a little bit of mucus helps these marine mammals generate the rapid-fire stream of clicks they emit and use for echolocati
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科学美国人60秒 SSS Bedroom TV Linked To Kid Weight Gain 卧室电视相连的孩子体重增加
Parents, its time to get the TV out of your kids bedroom. 父母，是时候要离开你的孩子的卧室电视。 About 60 percent of all teenagers bedrooms in the U.S. include a TV set. Now research suggests that the mere presence of that TV in th
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科学美国人60秒 SSS Flu Vaccine Keeps Connecticut Kids From Hospitals 流感疫苗保持康涅狄格
Flu vaccination is proving itself among Connecticuts tots. 接种流感疫苗证明自己在康涅狄格州的小孩。 In 2010 a state law went into effect that requires toddlers aged 6 months to 59 months to get flu shots if they attend child care.
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Dodgers Doc: No Non-Injury Tommy John Surgery To Improve Performance 道奇队 Doc︰ 没有非损伤汤
There was a recent study that did a survey of parents and coaches asking them what they thought about Tommy John surgery. 有了最近的一项研究做了一个调查的父母和教练询问了他们的想法汤米约翰手术。 Dr. Stan Conte, vic
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Goo Keeps Bones Strong but Supple 黏性物质使骨骼强，但柔顺
New news is goo newswhen its inside our bones, anyway. Because a combination of imaging techniques and modeling has revealed that our bones are filled with a natural chemical goo thats key to the bones function as support structures. The finding is i
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科学美国人60秒 SSS Many More Americans Issue End-of-Life Instructions
Most people dont like to think about death, much less plan for it. Many Americans have thus failed to officially record their wishes should they be faced with catastrophic circumstances that, for example, would require them to be placed on a ventilat
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科学美国人60秒 SSS Hand Soap Ingredient Can Up Body Bacteria Burden
The antimicrobial triclosan is a common ingredient in hand soap. But it's also found in shampoos, deodorants, toothpaste, even lip gloss. So it's not too surprising that triclosan also shows up in blood, urine, breast milk and mucus. But here's the w
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科学美国人60秒 SSS Silk Road Transported Goods--and Disease
For thousands of years, whats called the Silk Road was a group of land and sea trade routes that connected the Far East with South Asia, Africa, the Middle East and southern Europe. Of course, when humans travel they carry their pathogens with them.
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科学美国人60秒 SSS Cut Road Deaths with Mountain Lions
Are you afraid of sharks? What about snakes or spiders? Put those fears aside: because in the U.S. youre far more likely to be killed or injured by a deer bounding across the road. Bambi and his kind cause more 200 humans deaths each year, plus some
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科学美国人60秒 SSS Pesticides Act as Honeybee Contraceptives
Over the last year, beekeepers in the U.S. lost nearly half their honeybee hives. And there are a lot of suspected culprits for this so-called beepocalypsefrom parasitic mites, to viruses, to simple land use changes. But a study out earlier this year
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科学美国人60秒 SSS Humans and Birds Cooperate to Share Beehive Bounty
This is a story about the birds and the bees. When the Yao people of Mozambique want to find beehives full of honey they make this noise [brrrr-hm]. That sound attracts the attention of what are appropriately called honeyguide birds. If you ask Yao h
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科学美国人60秒 SSS This Shark Is the Vertebrate Methuselah
By human standards, a few vertebrate species have incredible longevity. Some tortoises live for nearly 200 years. Bowhead whales can live even a decade or two longer. But now theres a new champion: the Greenland sharkwhich conservative estimates have
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科学美国人60秒 SSS Remote Door Controls Are Car Security Flaw
Today's cars have loads of computer smarts built in. Like the chips that allow you, with the push of a button to unlock your car. And as new cars move down the assembly line, automakers program those functions into the car. They produce one car and t
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科学美国人60秒 SSS Pigeon Pb Proxies Could Cut Kids' Blood Tests
Pigeons. Ever since humans established permanent agricultural settlements, weve lived side-by-side with the birdsor, as some people call them, rats with wings. They walk on our sidewalks, roost on our buildings, and eat our leftovers. But soon pigeon
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科学美国人60秒 SSS Model Black Hole Re-Creates Stephen Hawking Prediction
Black holes got their name because light can't escape them, beyond a certain radiusthe event horizon. But in 1974 Stephen Hawking proposed that quantum effects at the event horizon might cause black holes to benot completely black. Hawking said that
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