Scientific American's Sixty

This is Scientific American's 60-Second Science. I am Adam Hamterture, got a minute? What's sixteen feet tall and 9,550 years old? Its the world's oldest tree. The worn and weathered spruce grows in Sweden's windswept tundra. But, until recently, wel

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 未知分类

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(75) / 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. For generations, nearly all medical research was done on men. And the assumption was that whats true for men is true for women. Now of course we know tha

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mersky. Got a minute? Heres why its time for instant replay in major league baseball. Dont worry, this is a technology story. Four times within a week recently, what were clearly home runs acco

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Youve probably heard about mercury contamination in fish. But a new study says that the toxin has climbed out of the water. Researchers from the College of William Mar

发表于:2018-12-24 / 阅读(59) / 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. Ben Franklin started it and it's hotter than ever: research on lightning. For the first time, a team of European scientists have used lasers to create

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(107) / 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. Considering getting pregnant and want to influence whether you have a boy or a girl? According to new research published in the Proceedings of the Roya

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Adam Hinterthuer, got a minute? If a train heading east leaves Chicago at noon, and a train heading west leaves New York an hour later, would that make you any better at math? New evidence says No

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Chirisopher Intagliata, got a minute? But mum, that's not fair! sound familiar? Even as children we hate getting gypped, whether it's fewer slices of pizza or lousy presents from Santa. More surpri

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science. Im Steve Mirsky. Got a minute? The search for alternative fuels to gasoline has led to surprising possibilities, for instance, the waste oil for making French fries. But one of the most unusual alterna

发表于:2018-12-24 / 阅读(58) / 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. Mozart was a genius. Duke Ellington, genius. Ringo Starr? Well, Ringo may be smarter than you think. Because a new study from Stockholm shows that people w

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Hunting Rules Have Changed Mama Bear Care In North America, many critters commonly encountered todaylike wild turkeys or white-tailed deerwere brought back from near oblivion through conservation efforts led by hunters. Meanwhile, in Africa, some of

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 未知分类

Computers Go Head-to-Head with Humans on Face Recognition Google and Facebook both do a nice job identifying your friends in photosa testament to how good machines have gotten at studying human faces. But how well would an algorithm fare, when pitted

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 未知分类

Radar Scans Detail North Korean Nukes North Korea has promised to close its underground nuclear test site at Mount Mantap later this month. Shortly thereafter, President Trump is set to meet North Korea's leader Kim Jong-un in Singapore. 朝鲜已承诺

发表于:2018-12-24 / 阅读(53) / 评论(0) 分类 未知分类

Jupiter and Venus Squeeze Earth's Orbit The Sun exerts an enormous and obvious influence on the Earth, with its gravity and light. But other bodies also have a small say in our affairs. 太阳用其重力和光线对地球产生巨大而明显的影响

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 未知分类

Mars Lander Will Peer Inside Planet Absolutely spectacular missionand its not a rover, its a lander. Its designed to land and deploy several instruments. 这是一个绝对壮观的使命......它不是漫游者,而是着陆器。旨在登陆和部署

发表于:2018-12-24 / 阅读(47) / 评论(0) 分类 未知分类

Africa: Future Worldwide Science Hub In a couple of decades from now Africa is going to be the powerhouse of human capital globallythe youngest continent in terms of young demography. 从现在开始的几十年内,非洲将成为全球人力资本的

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 未知分类

Archaeologist Makes Case for Seafaring Neanderthals The more we learn about Neanderthals, the more like us they become. They made jewelry, from shells and eagle talons. They probably painted cave art. They may have buried their dead as well. 我们对尼

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 未知分类

Bad Audio Can Hurt a Scientist's Credibility In the era of fake news, it's worth remembering: the medium is the message. For example: psychological studies have shown that text that's hard to read is more likely to be deemed untrue. Now a study sugge

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 未知分类
学英语单词
A.P.C. (automatic power control)
actinomucor repens
ad hoc on-demand distance vector
ammonia ash
angiulo
anomalous line condition received
autotronic system
AVRCP
Badenheim
badger dog
balmifying
beck's hydrometer
Buckley ga(u)ge
commutation of penalty
comparative feeding experiment
compositive criteria
contracted curvature tensor
croson
curator-in-charge
cyclophosphamide(CP)
deleterious substances
design transition temperature
diluent agent
distelfinks
doltons
dry blast cleaning
duodena
empurple
entertainments tax
equivalent multiply rate
Euro-farmer
exit phase
extra bright
fulminants
grip strength
gyrostabilizers
hallettsville
hamsin
hemorrhagic white eye
heteropatriarchy
high annealing
hoarsened
human factors evaluation
inductive loop detector
krashen
Lagrange-Hamilton theory
legal situation
licuala spinosa
long-period test
Loose Credit
lyncury
machinery repairman
macrophthalmus abbreviatus
magnetic amplifier type magnetic core circuit
metritic
Mount Juliet
nagal
near drowning
Negri Sembilan
oblique grooving iron
orthogonal orthomorphism
overconnected
patinoes
pennsylvanias
Pinkertonian
planty
pnictides
Politzer's plug
polyynic
preferential direction
regulation of water intake
responsible accident
rhacomitrium cucullatum broth
rhinolaryngological
roes
Roncal, V.de
Schneider Trophy
sclerotium oryzae
seeder unit
seropneumothorax
service completion time
silden
sour mushroom
sputum tubes
stimulation-escape
supress
synchronous optical transmission
taarof
taylers
telescopic belt conveyor
tend on/upon
tenthredo formosana
tetramerous flower
thiocarbazides
track start
transmarginal inhibition
triangular oscillation blade
tubular boiler
verminous abscess
vestas
wallet-size
within-participants design