Scientific American's Sixty

This is Scientific Americans' 60-Second Science. I am Adam Hinterthuer. Got a minute? Hitting your mid-forties? Chances are you are feeling down but don't hang your head. You are just at the bottom of life's U shaped path of happiness. You might not

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 未知分类

Any school kid can tell you: nerds are not usually the most athletic specimens. But a new study suggests that young men who are physically fit tend to be more intelligent. The results appear in the Proceedings of the National Academy of Sciences. Ani

发表于:2019-01-08 / 阅读(189) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science,I'm Christopher Intagliata,got a minute? Benny Goodman earned his title,the king of swing as a virtuoso of the clarinet,but now a computer in upstate New York has learned to rip him off.Researchers at

发表于:2019-01-08 / 阅读(216) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Steve Mirsky, got a minute? Every Star Trek fan knows theres matter and antimatter, but why is there apparently so much more matter than antimatter?Scientific American's JR Minkel: Two recent exp

发表于:2019-01-08 / 阅读(201) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer, Got a minute? Hillary is undecided; Obama and McCain both passed. But the scientific community is committed to staging a candidates debate about science and technology. They want

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

发表于:2019-01-08 / 阅读(226) / 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. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? When I got into a cage with a Komodo dragon almost 10 years ago for a story, I had no idea that its skull was so special. Neither did scientists until now. But a report

发表于:2019-01-08 / 阅读(227) / 评论(0) 分类 未知分类

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(204) / 评论(0) 分类 未知分类

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(180) / 评论(0) 分类 未知分类

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(183) / 评论(0) 分类 未知分类

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(216) / 评论(0) 分类 未知分类

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(188) / 评论(0) 分类 未知分类

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(168) / 评论(0) 分类 未知分类

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(190) / 评论(0) 分类 未知分类

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(218) / 评论(0) 分类 未知分类

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(218) / 评论(0) 分类 未知分类

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(193) / 评论(0) 分类 未知分类

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(245) / 评论(0) 分类 未知分类

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(213) / 评论(0) 分类 未知分类
学英语单词
2-anilinobenzoic acid
act toward
antirhine
bemerkungens
bertola
betulaceous
bossanova
Brachfield
British Pharmacopoeia
bufrolin
bursae subcutanea sacralis
caper bush
cast resin type transformer
center line of bolt hole
chew over
Clairaut's equation
closer row-spacing
complex root
confessore
contumeliousness
cryotronics
cyclanthaceous
dispersal potential
do ... duty
donkeycock
Drumaness
ecumenic
eletromechanical hammer
elogiums
enclosed separately ventilating
endomannanase
endomorphism of group
experimentarians
extended-warranty
failing item
gegenhalten
genus philodendrons
glass ware
good manufacturing practices
granule texture
heat-setting refractory
hnmeroscapular
Hydrangea lingii
hyperensemble
hypothesis test
i-chosen
illusion of memory
in-group collectivism
industrial accident fund reserve
iodidate
ladle bail
language student
large grade
maliky
metronomic
Micronovum
microwave-pilot protection equipment
misguide
nonagglutinating
nothing on earth
Nucleus retroposterolateralis
ones' complements
ophioglossum austroasiaticum
ophyra simplex
Oregon Caves National Monument
paddlewheel satellite
permeability trap
pilotage rates
Pothos pilulifer
pre-arrangement
raimunda
riflescopes
Roproniidae
simple stack
skeletal container
sky-wave contamination
slope-area discharge measurement
smsp
speech-communities
straight coupling
stumped up
submedian cercus
successive approximation type A-D
suspicious of
tag line
terminal notch of ear
to bulkhead off
top row
tourmalin
turbine design
two-step heat treatment
u.s. virgin is.
unpredictably
upper flow regime
USRT
vajrayana
Viburnum cylindricum
weight-savings
wideband line
worn gear
xeroplastic
yin qi