标签：Scientific 相关文章
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Believe it or not, George isnt at home, please leave a message at the beep. So what happens when you cant get George? Some viewers have a tough time. Get out. No, its true
Scientific American(四)月
This is Scientific Americans 60-SecondScience, Im Christopher Intagliata. Got a minute? Historians have speculated for years thatglobal environmental changes caused some ancient wars to erupt, or evensocieties to collapse. Such connections may still
Scientific American(八)月
This is Scientific American 60 second science, I am Amy Kraft, Got a minute? Newly licensed drivers who make sharp turns and come to sudden screeching stops are nerve-wracking. And now theres evidence to confirm that erratic driving by teens predicts
Scientific American(二)月
This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its often said we know more about the moon than we do about the depths of the ocean. There is a lot we dont know about the H2O that covers much of the pl
Scientific American(五)月
This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? Theres a cool new Web siteand iPhone appthat could come in handy in a wide variety of circumstances. Its called Time Tree. And it tells you how closely related any two org
Scientific American(九)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
Scientific American(二)月
This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Theres plenty of evidence that animals learn from one another. But until now, it was thought that only humans make judgment calls, such as that woman see
Scientific American(六)月
This is Scientific American's 60-Second Science, I'm Christie Nicholson. Got a minute? Oh! Shoot. We might think that women are not as adept as men at wielding heavy tools, like say, hammers, according to popular stereotypes. But it turns out women m
Scientific American(六)月
This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists
Scientific American(五)月
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Finally, science has something you can give people that really does help them lose weight: money. Rewarding dieters with a few hundred dollars is effective for promoti
Scientific American(十二)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
Scientific American(二)月
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? While Im talking, youre not just passively listening. Your brain is also busy at work, guessing the next word that I will savor before I actually speak it. You thought
Scientific American(九)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Open a newspaper any day of the week and youre likely to read about a promising new treatment for one disease or another. But according to a study publis
Scientific American(九)月
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? You might think that the World Toilet Summit was a meeting of Wall Street bigwigs. But no, its actually about toilets. The three day conference opened on November 4th
Scientific American(十一)月
This is Scientific American's 60-Second Science,I am Karen Hopkin.This'll just take a minute. Losing weight is no walk in the park. (Although a walk in the park wouldnt hurt). Seems no matter what diet you try, those stubborn love handles just wont g
Scientific American(五)月
This is Scientific American's 60-Second Science, I'm Steve Mirsky, got a minute? Every Star Trek fan knows theres matter and antimatter, but why is there apparently so much more matter than antimatter？Scientific American's JR Minkel: Two recent exp
Scientific American(四)月
This is Scientific Americans 60-Second Science, I am Cynthia Graber, this will just take a minute. The disease hepatitis C might provide a new tool in the fight against HIV AIDS ,say scientists at the Scripps Institute and in the Netherlands.The rese
Scientific American(四)月
This is Scientific American's 60-Second Science. I'm Steve Merskey. Got a minute? Some strong comments from John Holdren, director of the science technology and public policy program in Harvards JFK school of government. Saturday, the annual meeting
Scientific American(二)月
This is Scientific Americans 60-Second Science. Im Steve Mirsky. got a minute? Earth-like planets have the potential to form around manyand perhaps mostof the nearest stars that are like our sun. Michael Meyer of the University of Arizona announced t
Scientific American(二)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Last month the journal Science reported that a Swedish company was planning on using the body heat generated by commuters in a Stockholm train station to
Scientific American(二)月