This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you have a dog, you know you gotta walk it. But do you know how it walks? Well, if you have no idea which foot Fido puts forward when, youre in good c

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Mosquitoes have an unwitting new ally in the war on infectious diseasesconservationists. Turns out that, for mosquitoes carrying dengue-fever, environmentally consci

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 Scientific American(二)月

Transcript This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Nearly 20 percent of servicemen and women returning from Iraq and Afghanistan report symptoms of post-traumatic stress or major depression. Another 19 perce

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its good to be the Queen. You get fed and cared for and generally treated like royalty. But if youre a blue butterfly caterpillar, you can get the same b

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In the hit movie Slumdog Millionaire, the star answers game show questions correctly based on his life experiences. At least one right answer, however,

发表于:2019-01-08 / 阅读(70) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Heres a novel potential public health measure against the flukick up the humidity. The cold, dry months of winter signal the start of flu season. But previous resear

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Christie Nicholson . Got a minute? The lure of gambling clearly comes from the chance of winning. But how exciting is it to almost win? A study in the February 12th issue of the journal Neuron look

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? February 12th is the 200th birthday of Charles Darwin and Abraham Lincoln. But theyre linked by something else, too. Before Darwin, natural philosophers held to a poin

发表于:2019-01-08 / 阅读(95) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes you want something so badly it hurts, usually something that someone else has. Now a report in the journal Science shows that the agony of envy

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Even monkeys know when theyre getting a bad deal, said primatologist Frans de Waal at the annual meeting of the American Association for the Advancement of Science in

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Expectant moms can have very different ideas when it comes to where they plan to have their babies. Some women even choose to give birth in a warm tub of

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Indiana Jones (I hate snakesI hate em!) would have totally despised a snake that lived some 60 million years ago. Because researchers working in Colombia have found th

发表于:2019-01-07 / 阅读(87) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Future cosmologists will get the universe all wrong, said Arizona States Lawrence Krauss at the AAAS Meeting on February 16th: All of the pillars of the big bang will

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Time to bring back the Office of Technology Assessment. The OTA was created in 1972 to provide Congress with an objective analysis of complex scientific and technologi

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Creationists often publish lists of a few dozen scientists who doubt Darwin. So in 2003, the National Center for Science Education put together a list of 200 scientist

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Were on the verge of finding out how frequently habitable planets occur in the universe. That was astronomer Alan Boss at the AAAS meeting on February 14th. And I thin

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. They say that money cant buy happiness. Ryan Howell believes that it cansometimes. Howell is a researcher at San Francisco State University. He thought

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Angry or upset? Try picking up a pen. According to psychologist Matthew Lieberman, most people don't think of writing as a way to calm down. When you look at the bra

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(二)月

(A segment of President Obamas speech to a joint session of Congress on February 24th dealing with energy and basic research:) We know the country that harnesses the power of clean, renewable energy will lead the 21st century. And yet, it is Chin

发表于:2018-12-24 / 阅读(47) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? February 28th is International Sword Swallowers Awareness Day, according to practitioner Dan Meyer, who recently demonstrated the technique at the AAAS meeting in Chic

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 Scientific American(二)月