2008年Scientific American's Six

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

发表于:2019-01-08 / 阅读(321) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I am Adam Hintertheur, got a minute? These days it seems no one's job is safe from computerized replacements, now it is time to add coffee experts to that list. Scientists at the Nestl Research Center

发表于:2019-01-08 / 阅读(300) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. Seems like every other week brings news that global warming is gonna be bad for some poor animal or other. But plants? Well, I guess I was thinking that p

发表于:2019-01-08 / 阅读(310) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science .I'm Cynthia Graber. This'll just take a minute. It's Valentine's Day, even for barnacles which are stuck to rocks. But evolution has endowed these stationary creatures with some curious abilities accor

发表于:2019-01-08 / 阅读(342) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. Im Steve Mirsky. Got a minute? On February 14th, the Union of Concerned Scientists issued a call for the protection of federal scientists. The UCS press conference took place in space made available by

发表于:2019-01-08 / 阅读(326) / 评论(0) 分类 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

发表于:2019-01-08 / 阅读(311) / 评论(0) 分类 Scientific American(二)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

发表于:2019-01-08 / 阅读(262) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Psych, I'm Christopher Intagliata, got a minute? While at Stanford in the mid-1960s, One Flew Over the Cuckoo's Nest author Ken Kesey started adding a peculiar ingredient to his home-cooked venison stew--LSD. N

发表于:2019-01-08 / 阅读(359) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. For worse or for better, humans are changing the course of evolution. On February 26, we talked about how fishing practices may be driving the evolution of

发表于:2019-01-08 / 阅读(291) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. I'm Steve Mirsky. Got a minute? Are smarter people drown to music, theater and dance? Or does arts training in childhood change the brain in positive ways? In 2004, the philanthropic Dana Foundation cre

发表于:2019-01-08 / 阅读(304) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Steve Mirskey, Got a minute? Here is another reason to stop global warming to keep the Burmese pythons in Florida. Burmese pythons have been turning up in south Florida in recent years. Perhaps you

发表于:2019-01-08 / 阅读(273) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. I'm Steve Mirsky. Got a minute? Astronomers have discovered a star thats running away from home. The star is speeding away at a blistering 2.6 million kilometers an hour, apparently after being cast out

发表于:2019-01-08 / 阅读(307) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(337) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Steve Mursky. Got a minute? Cameras that catch drivers who blow through red lights are there to improve safety by discouraging light-running. But such cameras actually increase the likelihood of car

发表于:2019-01-08 / 阅读(244) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Steve Mursky. Got a minute? Orbiting around stars far far away is sand. Astronomers have found sandy particles circling a pair of stars about 2,400 light years from us. And they think they might be

发表于:2019-01-08 / 阅读(349) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever been to the everglades or tuned into the animal planet, you know that gators can move through the water oh, so silently barely creating a rip

发表于:2019-01-08 / 阅读(312) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. This will just take a minute. Computer status report. After its ongoing Mars missions, NASA will concentrate less on the red planet, and more on the solar system's other planets and moo

发表于:2019-01-08 / 阅读(322) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. I am Karen Hopkin.This will just take a minute. For someone who smokes, there is nothing like that first nicotine rush of the day, but though taking a puff may bring smokers pleasure, it doesnt make the

发表于:2019-01-08 / 阅读(471) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Ants are known for working together, operating as a unit for the good of the colony. But not so fast, say researchers from the Universities of Leeds an

发表于:2019-01-08 / 阅读(380) / 评论(0) 分类 Scientific American(三)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

发表于:2019-01-08 / 阅读(361) / 评论(0) 分类 Scientific American(四)月
学英语单词
addled
African sickness
ahsts
airs cryogenic aerosol processor
alternating current rectifier
amine bormones
ball-proof cloth
blank letter of bill
blanker conversion ration
bridged tap
bring to remembrance
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CC
celestial bodies motion
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cloathe
close routine
crossing not negotiable
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diridon
Einstein's constant
Eleazar ben Azariah
epitonium liliputana
fatness
fish ducks
fluxgate magnetometer sensor
forcement
forecastle port locker
gayety
generation version
good use
gravitational slide phenomena
grew out of
Gudivāda
Halton Gill
hussein hussein
hyplastron
interacting protein
intraobserver
Kärsta
labno
laser communication link
leading coach
limpid
loadum
local error
lophyra striolata dorsolineolata
lottery-winner
Mabira
mauley, maulie
means of international payment
measures for construction safety
methylguanidine sulfate
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nondistributional
optical eye level finder
other recordable optical disc drives
over current cutting-off
paleontological record
pantoyltaurine
peckhams
Pedicularis dolichantha
permanent-income hypothesis
pin-hole
processome
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pseudo-Riemannian
rail bar
Regio infraorbitalis
regious
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returns of unsold consigned
rolled roofing material
Roman canvas
rudimentary teat
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tenant by courtesy
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y-swing method