Scientific American's Sixty

You vote for politicians based on their views, right? That's how it works in theory. But other factors can sway your vote. Like a politician's voice. Because studies show that the deeper the voice, the more electable the candidate. And not just for m

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 未知分类

You vote for politicians based on their views, right? Thats how it works in theory, but other facts can sway your votes like politicians voice. Because a study showed that the deeper the voice, the more electable the candidate. And not just for men,

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 未知分类

What prehistoric genius first discovered how to transform milk into delicious cheese? We may never find out, but we now know that humans were purposefully making cheese as early as 7,500 years ago. The finding is in the journal Nature. To make cheese

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What does an 800-pound gorilla eat? If you said: anything it wants, youre not thinking like a scientist. A scientist would say, Let me analyze the isotopic composition of its excreta and Ill get back to you. Because a new study shows that the ratio o

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Porcupines sport some 30,000 quills, which easily penetrate fleshand then stay stuck in it. Now, scientists have analyzed the shape of individual quills to discover what makes them so effectiveand how we can harness their power for medical devices. T

发表于:2019-01-08 / 阅读(131) / 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. Thats a sound that inspires fear around the world: the dentists drill. And fear of that sound itself could play a part in keeping some people from gettin

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This is Scientific Americans 60-Second Science. Im Steve Mirsky. Thisll just take a minute. We are definitely in uncharted waters, particularly given that the spent fuel pool appears to either not have water or have very little water. Its completely

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 未知分类

Every villain has his Achilles' heel. And microscopic scoundrels are no exception. The challenge for those who wish to ward off microbial bad guys is to identify that weak spot. Now, scientists studying the toxoplasmosis parasite think they've done j

发表于:2019-01-08 / 阅读(182) / 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. Wine can help keep conversation flowing at a dinner party. And now it looks like that wine may aid in materials science as well. Japanese researchers dis

发表于:2019-01-08 / 阅读(229) / 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. The numbers of fish and other ocean life have dropped dramatically in the past few decades. That's because of commercial overfishing, and something cal

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? During the 2008 presidential election, the Internet became a giant rumor mill. For example, there were the viral e-mails claiming Barack Obama's birth certific

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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Elephants are smart, social animals. And now we know that they can organize themselves into teams to accomplish tasks. A research team that included re

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. The type of accident that is occurring in Japan is known as the station blackout: loss of off-site AC powerpower lines are downand then a subsequent fail

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This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Imagine life without fire. A lot of huddling for warmth. The consensus was that humans could make and control fire when they first migrated north to cold

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This is Scientific American's 60-Second Science. I'm John Rennie. Got a minute? Congress has finally acted on global warmingby denying it exists. It's in the grand lawmaking tradition of the Indiana state legislature's 1897 attempt to redefine the va

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This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Wanna get out of the hospital alive? Well, the nursing staff has a lot to do with it. Now a study finds that a patients risk of dying goes up along with the number of wo

发表于:2019-01-08 / 阅读(167) / 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. Mark Twain called it the most delicious fruit known to men. He was talking about the cherimoya. If you never heard of it, there's good reason. It has a

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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. They say you should take the bitter with the sweet. But if you're not a big fan of bitter, chemists have just the loophole for you. Oh, you'll still have

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? A rolling stone gathers no moss. But a salamander embryo can attract algae inside its tissues and cells. This intimate co-habitationthe first ever seen between algae and a

发表于:2019-01-08 / 阅读(185) / 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. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

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学英语单词
accuratissime
aerating treatment
after the plants have started to grow
allayer
alveolar-capillary barrier
amboy
annealing cup crucible
anode support
anticoincidence unit
be vested in
bevelings
binkley
bolster spring plank
by-water
charinesses
chromosomal sectorial chimera (chimaera)
coapt
cobalt arsenide sulfide
coemansia furcata
come second
composite rate depreciation method
compute server
consent settlement
cyanoacetates
deyamittin
diameter gauge
Dill.
drug-seeking
eagle-feather
Edolan
enve
Ephemerum
EVR (electronic video recorder)
fashion magazine
feed direction
ferrocarbon titanium
fresh vegetable
go for a wander
good foot
granular fertilizer
gravity anomaly chart
hairgrasses
horizontal deflection amplifier
horror-flick
howellii
IDaaS
illicit trafficking
infraplacement
international comparison
kingdom protista
korbuts
large scale integrated circuit(lsi)
largescreen
leenders
Leontopodium rosmarinoides
linear combination with integral coefficient
manoeuvering air
mechanical flow diagram
metal-enclosed switchgear
Middle Europe
minced meat and bean curd in chilli sauce
minimum focus distance
mode dependent
mouthiest
multipurpose cultivator
n-dimensional point
nonequivalent-to-element
noninotropic
opalizes
palmierite
paymaster robbery insurance
photoconductor tube
poinsett
poly-oxy-methylene
possible illegle act
pound-cake
powers of attorney
preceding pulse
report of banking operation
residual anticline
scorpiones
scrotal injury
secondary inoculation reaction
secretory capillarys
slump down
sound asleep
speed marker
spring-loaded gear
stamp the trade mark
strasburg
Sustanon
tan ooze
Tenzamin
to speak the same language
transhipment contract
Trout R.
truncus bronchomediastinalis
ungetch
unpopularizes
UX2
winesaps
yang collaterals