Scientific American's Sixty

This is Scientific Americans 60-SecondScience. Im John Matson, got a minute? Say you need a diamond. You could go downto the jeweler, or you could put some carbon deep underground and let it sitfor a couple billion years. Or you could hop in a starsh

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 未知分类

This is Scientific Americans 60-SecondScience, Im Christopher Intagliata. Got a minute? Historians have speculated for years thatglobal environmental changes caused some ancient wars to erupt, or evensocieties to collapse. Such connections may still

发表于:2018-12-24 / 阅读(159) / 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. Smart phones can provide music, movie times, bus schedules. They can even make phone calls! And now, they might help cut down fuel use while driving. T

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Male nursery web spiders often woo potential lady-friends with gifts wrapped in silk. Mating may ensue, during which a female unspools the present, expecting to find a tasty treat. But the males can be unscrupulous. Some offerings contain inedible pl

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Having a high IQ may have its drawbacks: a new study finds that highly intelligent children are more likely to try illegal drugs in their teenage and adult years. The work is published in the Journal of Epidemiology and Community Health. An ongoing s

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 未知分类

Confessing to a crime usually is not enough to throw you behind bars. Many states require independent evidence to corroborate a confession. But if a suspect confesses and forensic investigators know, it can cause them to favor evidence in support of

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Here are some Thanksgiving tips from food safety expert Ben Chapman, at North Carolina State University. First, do not wash the turkey. The water splashing off of poultry can toss bacteria around your entire food preparation area. Which is how Aunt S

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 未知分类

Here is some thanksgiving tips food and safety expert Ben Chatman in North Carolina State University. First, do not wash the turkey, which***. The water splashing off a portroy can toss bacteria around your entire food preparation area. Two, s** is t

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This is Scientific American, 60-second science. I'm Sophie Bushwick. Got a minute? How many Michael Jackson songs do you think became Number one hits? How tall do you think the Eiffel Tower is? How good is your posture? Believe it or not, how you sit

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The key to a happymarriage and a happy life in retirement, according to recent study, one answeris sex. Researchers m a national data set called 2004 General Social Surveys. Theyanalyze the responses of 238 married seniors, 65 in older, about happine

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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Many scientists draw their concepts.For example, if we look at the work of somebody like Maxwell or Faradywe know they drew as part of their inventing

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This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? How do you know the moon is not made of green cheese? Theoretical physicist Sean Carroll at the ScienceWriters2011 conference in Flagstaff on October 17th. Well, we know

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? We produce nine billion food animals in the United States every year. And most of these animals are fed antibiotics throughout their life. And it's the single greatest u

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This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(269) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? With the loss of these one, two, maybe 10 million bat individuals in these populations, what are the implications? Bats in the U.S. are being plagued by a fungal conditi

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This is Scientific American's 60-Second Science. I'm Rose Eveleth. Got a minute? Can you tell the difference between a pill and an MM? Can your toddler? Candies and medicine often look similar but confusion between these shiny morsels could be very d

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This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t

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This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? West Nile virus first appeared in North America in 1999. And it quickly moved across the continent. Now a study has pinned the proliferation on a particular culprit:

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You walk into the kitchento grab a wait, why are you coming here again? A new study suggests that yourbrain is not to blame for your confusion about you are doing in the new room,the doorway is. The work in the Quarterly Journal of Experimental Psych

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Nothing says summer like ants. Theyre at your picnics, on your porch, why theres one crawling up your leg right now. Well, now its your chance to turn the

发表于:2018-12-24 / 阅读(260) / 评论(0) 分类 未知分类
学英语单词
10-Methoxycamptothecine
actionlets
adjacent
admissible space
aeolian lyres
arm of resisting couple
ash sharqayah
automation of traffic control
available interruption
barber 's pole
basal ration
battering trains
Bezantine
binocular tube
blasio
bulk handling
business revival
carboxylate group
climax adaptation number
coefficient of angularity
coil positioner
complex singularity
contemporary surgery
cribratus
curskyn
cyrtocoryphus
cystopyelonephritis
delphinium mairei ulbr.
downcast shaft
Dutch process
dyschromatosis symmetrica hereditaria
eccentric-type immersion vibrator
electronic impulse
end-cut brick
endellionite
engine diagnosis
enterprise social media
equine influenza virus
erythroleukoblastosis
family marchantiaceaes
filing out
frigoris
Golodnaya, Guba
Goua
Grauel
group calendaring
guide comb
Haemonchus contortus
heterooctamer
ho-hum
hyperfunction
id name
inertial error
Jasminum L.
knit-netting machine
knuckle end
La Crosse County
light-aircraft
line width characteristic
loose brush mattress
low-velocity layer
lozenge eye
magnet deflection
maximality
microhouses
Ming-style furniture of hardwood
monotonous habitat
mullick
Muret
nasal tampon forceps
notch pull test
palog
pancake-bell
piklz
pointer type indicator
political demonstration
present value table
radiative equilibrium
ranine vein
reservoir support
Responsivist
rock chuck
rumpot
saturnotherapy
shanks' mare
snow tube
Spodsbjerg
staggy
syh
tabloidizes
taper ring
the last of pea-times
tidely
topological relationship
Toritto
total loss of prestress
unconsiderance
under the impression that
vanderlinden
volume indices
water table map
werdel