Scientific American's Sixty

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发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 未知分类

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The dust that accumulates in the corners of your house does more than cause allergies and aggravations. It's also teeming with clues about where you live and who you live with. That's the finding ofa study in the Proceedings of Royal Society B. Resea

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发表于:2018-12-24 / 阅读(127) / 评论(0) 分类 未知分类

This is Scientific American - 60 second Science. I'm Christopher Antaryata. Got a minute? We humans take medicine when we are sick. As due our primate cousins, chimps, for example, snack on a bitter African shrub to combat intestinal worms. But the h

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发表于:2018-12-24 / 阅读(143) / 评论(0) 分类 未知分类

This is Scientific American's Sixty-Second-Science, I'm Steve Mirsky, got a minute? We expect guinea worm to be the second disease in the history of the world to be completely eradicated from the face of the Earth. Former President Jimmy Carter, in a

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发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 未知分类

This is Scientific American - 60 seconds Science. I'm Synthia Graver. Got a minute. It's obivious that say turning the lights off saves money, but being reminded that using less energy saves money may not be the most effective way to motivate consume

发表于:2018-12-24 / 阅读(134) / 评论(0) 分类 未知分类

This is scientific American 60 seconds science. I'm *, got a minute ?Genetically engineered bacteria already proves some products are commercial interests or biometical importance such as insulin. And coaxing the organism to do so can be done with a

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 未知分类

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 未知分类

This is Scientific American 60 Second Science. I'm Christofer Tagiya. Got a minute? Ever run along white sand and it hardens up almost like concrete under your feet? But pick up that same sand and it drizzles through your fingers.So that's the essenc

发表于:2018-12-24 / 阅读(120) / 评论(0) 分类 未知分类

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学英语单词
a sin
a-beaut
air-speed head
amorphization
antislump
arbitrage stock
arteria scapularis dorsalis
ashfields
assume an attitude of
bacaw
banegas
Blackstone River
bored stiff
Boroko
bottle washing machine
bottom loop
Box Hill
carry the torch of
cedramber
chair of state
Chondon
clean-sweep
colour-coordinated
convention
cupula radii
curvature of the metric
dark fence
dead time for pressure regulator
defining factor
deoxyhydroxyphorbol
dowry deaths
Dravinja
dummy input
electronic analysis apparatus
epidesmine (stilbite)
epinephrine tolerance test
excuse me
exercise judgement
expandeth
fax modem
feeding spout
flat drawn
floccilation
fully-automatic switching system
hand feeding mechanism
hard solders
harvest statistics
help screens
heneicosane diacid
houseal
hypolipaemics
in the fields of
index number with fixed base period
intercity mode
intermittent hydrosalpinx
iris melanoma
isaviruses
Jervis I.
jewelry enamel
King's College Hospital
linear factor
made people
managuas
multi router traffic grapher
multi-band antenna
Myriactis humilis
nitroundecane
Petern's method
phosphoric acid-diatomite catalyst
pick up passengers
plasmocyte
polychlorobutadiene
polysymmetric
Poynting effect
pregnenetriol
putus ixodes
quantity galvanometer
relative blackness
remand centre
return to document
rice bacterial leaf streak
rodite
seal someone's lips
seedling machinery
semiclosed-type impeller
Southern Stars
stochastic prediction
Surfacaine
teleflash
Tillaberi
tossels
tractive characteristics
trend percentage
truculent
twincestuous
two-level junction
two-way track
vibra-harp
vinyl fiber
voluntary gift
water trouble
Wurinyanga