2008年Scientific American's Six

Transcript This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its fairly well known that fish stocks are collapsing around the world. But theres a management method that appears to offer long-term envir

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Fingers are pretty nifty. They let you to grab a latte, type on a keyboard, even pull up your pants. But did you ever wonder: where do fingers come from?

发表于:2018-12-24 / 阅读(99) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes a bit of bacteria can be just what the doctor ordered. If you prize yogurt for its active cultures, you know what Im talking about. Now a new s

发表于:2018-12-24 / 阅读(84) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n

发表于:2018-12-24 / 阅读(84) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo

发表于:2018-12-24 / 阅读(86) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Still lots of undecided voters out there, with less than a week to go before election day. But many of these undecideds may already have made their choice. Even though

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(十)月

This is scientific American's 60-Second Science, I am Cynthia Graber. Thisll just take a minute. The Taliban destroyed international treasures when they wrecked the ancient Buddha statues in Afghanistans Bamiyan region. But new treasures have now bee

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I am Karen Hopkin, this will just take a minute. If youve ever given any thought to the life style of the hermaphrodite, its probably occurred to you that being both male and female doubles your chance

发表于:2018-12-24 / 阅读(66) / 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. On March 18th, we told you that smoking doesnt make people happy. Well, we hear you ask, what will make me happy? What? What? Ok. First relax, then take ou

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This will just take a minute. When it comes to saving lives, a personal touch can sometimes work better than drugs alone. Thats what researchers in Uganda found in a study publishe

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 Scientific American(三)月

Welcome to Science Talk, the weekly podcast of Scientific American for the 7 days starting March 26, 2008. Im Steve Mirsky. The baseball season is already underway, so this week on the podcast well talk about some baseball related science with editor

发表于:2018-12-24 / 阅读(78) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I am Cynthia Graber. This will just take a minute. Brains can register a foods caloric value independent of our taste buds, say scientists from Duke University and from Portugal. First the scientists e

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. One of the problems with large-scale solar power plants is that they require a huge amount of space. To rise above that problem Israeli researchers rece

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science, I am Steve Mirsky, got a minute? You are pulling the tape off the roll and it starts to tear, or you are moving wallpaper and it refuses to strip off in strips or in what may be the most infuriating ca

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any

发表于:2018-12-24 / 阅读(77) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(54) / 评论(0) 分类 Scientific American(二)月

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(102) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. Being a big fish in a small pond is more likely to get you noticed. Thats good news if you are, say, the best pitcher in your little league division, but

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science. I am Adam Hinterthuer. Got a minute? Earlier this month, NASA announced that an MIT Physics professor will lead a team of scientists on a new mission. The objective: build a giant radio telescope on the

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. The history of science is inextricably linked to the Galapagos and its influence on Darwin. In 2001, an oil tanker hit a reef in the Galapagos Islands an

发表于:2018-12-24 / 阅读(43) / 评论(0) 分类 Scientific American(二)月
学英语单词
abnormal termination
acastus
alkylolamides
amhts
and/nor gate
bags cover dirty
bavarette
benbie
bilious colic
Birofeld
boletinus pictus
bouquetin
box connecter
breadcutter choke
breast-
brestel
bridge fault
Camellia parafurfuracea
Casearia balansae
chordoid tissue
coefficient of moisture absorption
comma butterflies
composition of concurrent forces
convection chamber
Costa del Crime
Cotolon
cycloreversions
Dazhui
education-baseds
Epidihydrochlolesterin
Ergotrate
false activation
festerings
five kinds of retardation
freeze dry
fuliginous
garden design
get patent for
habeshia
half-good
Hami melons
heighteners
hood fastener
hydrophilic soft corneal contact lens
ileocecostomy
in record numbers
in-body
infraspecific
journal brass alloy
lehr belt
let sth ride
line advance
Lorexane
low-budget
melolonthidaes
methanesulphonates
methoxys
microcomputer interface kit
mole vaporization heat
mud-flat community
n.o.
natural electromagnetic phenomena
nepeans
nestiostomy
Nimrod Glacier
nitro dyestuff
nuclear material balance report
old person
part-winding starting
pascuous
phytocordyceps ninchukispora
piffy on a rock bun
premonochromator
proselytizes
Protoverin
pseudopeptidoglycan
Pulmobeta
radiation biochemistry
red hepatization
Rickettsiales
Samotlor, Ozero
scopometry
seismic cable winch
shrine-goers
Slivenska Planina
snaintons
spongite
steam curing of concrete
straw shredder
t'ings
transfer coefficient of element
transport park
travel rope
tricks of fortune
triple pole single throw
turbo-compound diesel
underwater-to-air guided missile
waist-deeps
wide distribution
wind edema
XFCN