2008年Scientific American's Six

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(205) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Hi, Steve Mirsky. Here, I'm going over our usual one minute today. By now you've probably heard of Expelled, the new Ben Stein anti-evolution crocumentary. It officially opens today, as I speak that's

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Doctors prescribe Ritalin to hyperactive kids to calm them down and increase their attention span. And college kids have taken to using Ritalin to concentrate

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Youve probably heard of the whole six degrees of separation thing. It predicts that, on average, youre no more than six links away from any other person o

发表于:2019-01-08 / 阅读(220) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It took 13 years and countless hours of research to unravel the human genome. Now neuroscientists want to do their fields version. A small group of rese

发表于:2019-01-08 / 阅读(189) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-second Science, I am Karen Hopkin. This'll just take a minute. Methane is a greenhouse gas that traps heat even better than carbon dioxide. It comes from a variety of sources, including fossil fuel production and even

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. Imagine tweezers so fine that you could reach right into a cell and manipulate individual molecules. MIT researchers have created such a tweezer, using

发表于:2019-01-08 / 阅读(192) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Open your laptop in New York city, and chances are you'll find a Wi-Fi hotspot to surf on. Not so in tiny Lone Pine California, wedged between Death Valley and

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. When Harry Potter slips underneath his invisibility cloak, he can wander freely undetected, but what about a cloak of silence, one that completely deaden

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science, I'm Karen Hopkin. This'll just take a minute. You've landed a small role in a low-budget horror movie.To get ready,you need to practice your reaction shot, you know, that look you will get when your bo

发表于:2019-01-08 / 阅读(196) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science, I'm Karen Hopkin. This'll just take a minute. With temperatures approaching 100 degrees in the eastern U.S. this week, its amazing that the leaves on the trees dont simply burst into flames. Maybe one

发表于:2019-01-08 / 阅读(248) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. Whales and dolphins were molded by evolution to glide through water. Weve been trying to create streamlined designs ourselves for structures such as win

发表于:2019-01-08 / 阅读(216) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? After a bad day at the office, were more likely to flip on a nature channel than find a flower-filled meadow or sunny beach to lower our stress. But if you cant head

发表于:2019-01-08 / 阅读(196) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Dear diary: today I ate 3 carrot sticks while I fantasized about eating carrot cake. Alright, alright, I ate 3 pieces of carrot cake, and never once consid

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. On the June 30th podcast, you heard some bad singing. Clearly a lot of people think they can sing, just look at the enormous crowds that show up to auditio

发表于:2019-01-08 / 阅读(204) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? In the insect world, bright reds, oranges and yellows can be a warning: Eat me at your own risk, pal. Because colorful bugs can be toxic, they often get their

发表于:2019-01-08 / 阅读(196) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. In 2005 two scientists won a Nobel Prize for discovering that a bacterium called Helicobacter pylori causes most stomach ulcers. One of them even chugged a

发表于:2019-01-08 / 阅读(188) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science,I'm Steve Mirsky,got a minute? Our Milky Way galaxy produces only about 10 new stars annually. But a galaxy far, far away is experiencing a major baby boom. Its pumping out up to 4,000 new stars a year,

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science, I am Karen Hopkin.This'll just take a minute. Counting is one of the first things we teach our kids. I mean, every parents probably said, You had better be in that bed by the time I count to three. Fol

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. You may have heard of genetic research being done in Iceland. Its a rich venue, because Icelanders have a limited gene pool and highly detailed genealogi

发表于:2019-01-08 / 阅读(212) / 评论(0) 分类 Scientific American(七)月
学英语单词
acoustic wind tunnel
adjustable slide
afro-centric
alleviative
amphidetic ligament
anti-christian
ARC (automatic ratio control)
bacon presser
band plan
bojangles
bolcking ring
boldne
business cycles indicator
Bāghmundi
c.v
cameron
capacity of testator to devise
Castelfranco in Miscano
centering-point/centring-point curve
Centre-Est, Dép.du
chain field
cie1931 standard colorimetric system
closeover
co-operators
Cohn fractionating
commutatorless generator
comunidades
decocked
defense industrial base
digital automation
diseases of heart system
doubling and tacking machine
dual-tread tyre
electron ballistics
end date
endmarker
eremophilous
estimator of mean
female homogamety
field-alterable control element
finite memory channel
fitt
for loops
Fortral
fraction slash
friend
fukienensis
greasy pig disease
gross reserves
Hebrovellidae
helldriver
holo-
hyperparathyreosis
inadunate
INTELSAT earth terminal
Izu Peninsula
keirsey
kilwa
load down
local gravity map
lorestan
lubricates
maleheurte
malobservation
maltreatment of prisoners
midshafts
montezemoloes
most-powerful
notand
octact
overintellectualized
overswithe
pencildicks
pescado
pessella
phosphoformate
plain as a pikestaff
plastic coefficient
posterior teeth
process study
pulespenone
rank-and-yank
Scots fir
shearing interferometer
single breast
slack cables switch
slow-neutron measurement
sodium silrcate
steady traffic
strategic minerals
System Restore
T'ai-yeh Lake
target-towing boat
tax free bond
transit of Jupiter's satellites
ubicate
unit of measure conversion factor
unskimpy
varityped
VF (variable frequency)
volatile rust preventive powder
vulgaxanthin