2008年Scientific American's Six

This is Scientific Americans 60-Second Science, I am Karen Hopkin. This will just take a minute. Somewhere along the line you've probably heard that you should drink eight glasses of water a day. Its supposed to make your skin supple, keep your organ

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they

发表于:2019-01-08 / 阅读(166) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Bacteria are amazingly adaptable. They live in hot springs, in the dead sea and of course inside people where they can dish up some truly nasty diseases.

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, I am Cynthia Graber. This will just take a minute. Western Mexico and countries on the west coast of South America had ancient relationships, involving trade in goods and culture. Now MIT students have

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I am Karen Hopkin, this'll just take a minute. For years, advocates have touted the use of biofuels as a clean burning alternative to gasoline, now a pair of studies published in the Feb 8 issue of Sci

发表于:2019-01-08 / 阅读(145) / 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. Time for another episode of those amazing alligators. On March 14th, we told you how gators use their lungs to steer through the water. Now, Louisiana bi

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans' 60-Second Science. I'm Karen Hopkin . This'll just take a minute. If I ask you to picture someone who recycles, you might come up with an image of an idealistic young nature lover, someone who has the time and energy to

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans' 60-Second Science. I'm Cynthia Graber . This'll just take a minute. You think we enjoy something based on its intrinsic qualities. Food should taste good because its molecules tickle our tongues. But it's much more compl

发表于:2019-01-08 / 阅读(183) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans' 60-Second Science. I'm Steve Mirsky. Got a minute? Gonna watch the NFL Conference Championship games on Sunday? Youll see evidence for a new finding: aggression is rewarding. In what scientists from Vanderbilt University

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans' 60-Second Science. I am Cynthia Graber. This'll just take a minute. Air pollution is bad for our health, but scientists say we don't know much about the long-term effects. So researchers in Canada and the Netherlands dec

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans' 60-Second Science. I'm Chelsea Wald. Got a minute? Vinaigrette dressing: when you shake it little vinegar droplets scatter through the oil, but when you put it down, the droplets merge and the dressing separates. That's

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans' 60-Second Science. Im Cynthia Graber. Thisll just take a minute. When is an ant like a piece of fruit? When its infected by a parasite. Researchers affiliated with the Smithsonian Tropical Research Institute discovered t

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans' 60-second Science. I'm Karen Hopkin. This will just take a minute. When you have an itch nothing feels better than a good scratch. Now scientists from Wake Forest University Baptist Medical Center think they know why. Th

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 Scientific American(二)月

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(157) / 评论(0) 分类 Scientific American(二)月

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(193) / 评论(0) 分类 Scientific American(四)月

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(172) / 评论(0) 分类 Scientific American(四)月

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(173) / 评论(0) 分类 Scientific American(四)月

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(196) / 评论(0) 分类 Scientific American(四)月

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(187) / 评论(0) 分类 Scientific American(四)月

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(200) / 评论(0) 分类 Scientific American(四)月
学英语单词
Acetosulphone
acidhouse
acidifying property
appraisal
aquarius
arsonium hydroxide
autoclavings
automatic moulding line
banian
be BO
Bournemouth (Hurn) Airport
bucket type gas duct on rotor body
commercial campaign
commissura of caudal colliculus
copas
corpus cerebelli
daddy-o
Damnacanthus guangxiensis
deep pool
disconvenience
division of land property
door pillar
double stage supercharger
ex-display
flambee
flash-lock
graphite cathode
group address message
hammer dulcimers
have something down cold
hossin'
hygieology
hypothecation agreement
ice laying
illtreat
infragraph
jargonaphasia
kahalani
Kipamba
Kowǒn-gun
Limnorchis
lionmask
lode tin
Makkinga
Mandatory Provident Fund Industry Schemes Committee
maximum blade thickness ratio
mid-priced
momentum transport
Nagagamisis L.
navigating instrument
normalized d-optimal design
o caudata
oil patches
Okinskiy Rayon
operative limits
optput input
orthogonal velocity
overall length of tractor
parietally
particle distribution of fly ash
penal detention
peoniflorin
pileolaria shiraiana
pin one's hopes on
priest-ridden
program-control test
programming discipline
proteinaceous
pseudocentrous vertebrae
Psilotrichum
Puccinia arundinellae
pullies
pythiuss
Randroids
rear end stop lamp
rusty grackles
Sanaba
scotophor
snirtles
South I.
spice trees
square-bashings
staff in post
staunch and strong tight
steeple-house
stereotypy of attitude
Sus salvanius
sweep fitting
Tai, Lake
Taylor,Joseph Deems
temporary customs import
tequila slammer
tophus
tyred wheel
uncoiler leveller
unconfined compression strength test
universal extensible joint
vacuum drum drier
Verkhnyaya Toyma
water sports
white lily
wound botulism