Scientific American's Sixty

Do you come from a country that has let's say a history of environmental disaster or conquests, and your culture probably tight that has strong social norms and doesn't tolerate much deviance from this norms, and then your culture probably autocratic

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Do you come from a country that has, let's say, a history of environmental disasters or conquests? Then your culture is probably tightit has strong soc

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Bad blood pressure and cholesterol numbers are predictors for future health problems. You wont definitely have a heart attack, for example, but your risk is higher. Now re

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Can we be too clean? According to what's called the hygiene hypothesis, yes. Without being challenged as kids, our immune systems don't flourish. Scien

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm John Rennie. Got a minute? High school students flunking biology might take some consolation in knowing that most of their teachers would be, too. So suggests a commentary in the January 28th issue

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(205) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. The Chesapeake Bay could get helped by a new antipollution expert: farmed oysters. For decades, the Chesapeake has been plagued by excess nutrients, such

发表于:2018-12-24 / 阅读(206) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? In a laboratory vault outside Paris is a small cylinder of platinumiridium alloy that serves as the standard for all mass measurements worldwide. By an 1889 international

发表于:2018-12-24 / 阅读(226) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? I just read Bill Carters book The War for Late Night: When Leno Went Early and Television Went Crazy. Its a good look at issues in organizational psychology, because it de

发表于:2018-12-24 / 阅读(228) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Ever been running the treadmill, exhausted, ready to quitbut you're at the 2.9 mile mark, so you run that last 10th to make it an even three? Why do you do it? W

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? There have been tremendous declines in fertility. The key has been the prevention of unwanted births, really around the globe. John Casterline directs the Initiative in

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 未知分类

I'm pleased that some economists and sociologists are beginning to talk about, for example, alternative measures of human well-beingalternative that is to GDP, on which the world runs. So said John Sulston at the AAAS meeting in Washington on Februar

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 未知分类

If you splashed down in the Atlantic, you'd flounder on which way to swim. But a hatchling loggerhead turtle would know just where to paddleby reading the Earth's magnetic field. Scientists knew turtles can pinpoint latitude this way, because the fie

发表于:2018-12-24 / 阅读(201) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The ability to digest milk as adults, and as infants, actually, is due to the expression of an enzyme called lactase. That's the University of Pennsylvania's Sarah Tishk

发表于:2018-12-24 / 阅读(189) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? A new development in malaria: Plasmodium vivax, the worlds most common malaria parasite, now infects people previously considered to be resistant. Peter Zimmerman from Cas

发表于:2018-12-24 / 阅读(175) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Living in the city, you can't escape traffic noise. But it's not just a nuisance. If you're over 65, the noise might be a risk to your health, tooby increasing

发表于:2018-12-24 / 阅读(229) / 评论(0) 分类 未知分类

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发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 未知分类

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-24 / 阅读(139) / 评论(0) 分类 未知分类

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-24 / 阅读(150) / 评论(0) 分类 未知分类

This is Scientific American 60-second Science.I'm Steve Mersky.Got a minute? People have been leaving messages on bathroom walls for thousands of years,just google'ancient Roman bathroom graphy'.Well,we are not the only ones to use the ? for informat

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 未知分类
学英语单词
a-comes
Act of Toleration
air collector
anti-crises
anti-terror
apparent amplitude
arithmetical calculations
avionic
banana split
beautes
bisceop
Béchar, Dj.
C supply
cargocultist
central amaurosis
central tissue
clivia
cochaperone
collared lizard
con allegrezza
contingency model of leadership effectiveness
coptis teeta
croise
Cruz, San Juan de la
discrete algorithm
disk seal
dismarched
dog-sick
Elginshire
equivalent constant
European Shorthairs
fosfamid
frantick
Franz Xaver
fundamental theorem of game theory
fusarine
gains from proportionate stratified sampling
gasoline power fraction
genus scaphiopuses
geothermal generation equipment anticorrosion
harbo(u)r of refuge
high-lift lateral and front stacking truck
high-power forward-wave tube transmitter
imblaze
incision of vaginal septum
Indo-Malayan region
industrial frequency
INNERVAITON
intermediate load
internal distraction
isostearyl alcohol
jasan b.
jetbeads
Kūmel
Langenselbold
lethane 384
linguosity
linins
log brand
lowalloyed
Makthar (Maktar)
mannas from heaven
marine gravimeteric survey
Middle Low German
multimerizes
nitroxylic acid
nonnumeric comparison
optimistic
output space
oxymesostasis
paratudo
Pinilla, Embalse de
plastic film mulching
poikiloplastocyte
praw one's pen against something
preliminary acceptance
ratchet-and-pawl mechanism
rear math bearing
rear wheel lifting link
Rhododendron pseudochrysanthum
samarin
savviness
shampooers
sinuses renalis
slag pond
slewer
standard function name
symms
thin film passive network
thymus dependent lymphocyte
time-ups
tirewomen
top double seam
transdiode
triplum
uakaris
uncaptivate
vertical shaft machine
very short-range weather forecast
water mold, water mould
wgst