2010年Scientific American's Six

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 Scientific American(五)月

This is Scientific America's Sixty-Second-Science. I am Steve Mirsky. Got a minute? Some interesting electrical activity in the clouds of ash drifting around Europe as a result of that Icelandic volcano. Models predicted that electrical charge should

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 Scientific American(五)月

Hows this for a possible new culprit for breast cancer sufferers: they may be able to blame their grandmas diets. Thats the implication of a study done with rats. Researchers affiliated with the Georgetown University Medical Center fed a group of pre

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 Scientific American(四)月

A New York Times reporter recently wrote this sentence: Like most heck, all of the women I know, my relationship to food, to my weight, to my body iscomplicated. That relationship is now visible in our brains. When anorexic and bulimic women see imag

发表于:2018-12-24 / 阅读(170) / 评论(0) 分类 Scientific American(四)月

I used to scoff vi.(at)嘲弄,嘲笑at the idea of Minute Rice. I mean, are we really in such a hurry that we cant wait, like, 10 minutes for a regular old bowl of rice? Well, yes, yes we are. And fast food may be making matters worse. Because a st

发表于:2018-12-24 / 阅读(142) / 评论(0) 分类 Scientific American(四)月

An ounce of prevention is worth a pound of cure. Thats more than a folksy aphorism when it comes to infectious diseases. Because according to a report in the Proceedings of the Royal Society, its more cost effective to reduce the cases of a disease i

发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 Scientific American(四)月

Shhh, keep this podcast a secret. Because new research points to a possible blind spot in airport security screening: it may be easier to sneak something dangerous past securitya box cutter, for exampleby also including an obvious and innocuous banne

发表于:2018-12-24 / 阅读(118) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Karen Hopkin. This will just take a minute. The Last Supper. The final time that the apostles shared a meal with Jesus. They gathered together, listened to a sermon and really chowed down. At least

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(三)月

Here are two seemingly unrelated facts. One: from the late 1940s through 1963, we tested atomic bombs in the atmosphere. Two: wine lovers are sometimes duped into spending exorbitant amounts for fake vintage bottles that werent from the year they wer

发表于:2018-12-24 / 阅读(125) / 评论(0) 分类 Scientific American(三)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 Scientific American(三)月

Were nice to our families. From an evolutionary perspective, that makes sense. But what makes us deal fairly with strangers? One theory holds that the development of large societies necessitated the creation of fairness, through institutions such as

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 Scientific American(三)月

If you've ever driven up to a mountain pass, you know that the higher you climb, the colder it gets. But on clear, calm days, it can actually (be) colder in the valleys. That's because under high-pressure systems, cold air slides down mountain slopes

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 Scientific American(三)月

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. In the spring of 1912 an iceberg in the Atlantic took down the Titanic. Now, some humble bacteria are trying to finish the job. Scientists analyzing rust f

发表于:2018-12-24 / 阅读(212) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Rats have long been guilty of spreading disease. But now they've gone into the diagnosis side. Because rats can be trained to spot tuberculosisand to do

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. I'm Cynthia Graber. This will just take a minute. 'Tis the season when were eating. And we want to be sure that the kitchen staff are following protocols that keep us from getting sick. So how best to h

发表于:2018-12-24 / 阅读(146) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im KarenHopkin. This will just take a minute. Think of a qualitythat defines a strong leader. Do I hear: dynamic, driven, decisive, original?Well, I probably didnt hear original , because people who are

发表于:2018-12-02 / 阅读(153) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? As a bitter winter storm rages on the east coast, it's hard to knock being warm-blooded. But what about the metabolic cost of maintaining a high body-temperature? Well,

发表于:2018-12-02 / 阅读(185) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? As you get jostled in the daily rough and tumble, does it feel like other people care less about how rough you have it and how much youre getting tumbled? Well, your suspi

发表于:2018-12-02 / 阅读(162) / 评论(0) 分类 Scientific American(十二)月
学英语单词
abaptycha
abrachius
acute hemorrhagic keratoconjunctivitis
AD virus
agility exercise
aluminium oxide
amphibalanus kodakovi
anterior staphyloma
apparo
attracteth
axisymmetric problem
background extinction
banter on/about
binary-coded data
biological laboratory
bite into
bloopa
bottom-pour mould
carcass roofing
charter foreign vessels
chief purchasing agent
colour-blend yarn
cornfelds
cotton venetians
dimethylamine solution
dorylomorphs
dung
economic resource
edmontonias
Eijs
ethmophlogosis
fertilizer device
filtering dish
firesafe
fuel combustion process
fuel storage
fundamental colo(u)r
fur sheep breed
genus onopordons
give consideration to
glaze capacitor
got your back
granadillas
guira
heating source
Henry M. Stanley
Hisaronu
hystricids
ice scouring plain
impact probe
in two twos
in-line juice extractor
integrated office communication
jalapeno peppers
joint-pin
landing floating pontoon
Lenapes
magnetic sound track
Medium Term Note
Meio, R.do
mizorams
modern poultry science
monoenergetic electron source
myrioneurus
neurogeneticists
nonorientable surface
normal open contact
operation and management
out of town clearings
PAO2
payment management
peralkalic
post-line
projection communication system
pulley eye
quartz-syenite
rain imprint
remote participant
rhombifolium
roust about
santa barbara chan.
scorpaenodes guamensis
separated furnace
service bracket
Shalakusha
shishkabobs
simblin
sitting height
snoring rails
stretch benders
superior alveolar nerves
surface scratch
tactical evasion
theca-cell
tinning line
true vertigo
ultrasensitive impact measurement device
unsned
voltolization
whitlavias
Widgiemooltha
wine-country