2012年Scientific American's Six

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(253) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60 Second Science, I am Sophie Bushwick, got a minute. Kindles, Nooks and other e-readers catch flack for threatening the future of printed books. But reading itself may get a boost from the devices. For example, a study

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(三)月

kindles looks and other E reads catch black for threatening future printed books, but reading itself make it boost for devices. For example, a study struggling students found kids bear better about reading after course in which they use amazon kindle

发表于:2018-12-24 / 阅读(185) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I'm Steve Mirsky, got a minute? In science, citations are gold. A journal article that gets cited a lot is usually considered a valuable piece of work. Now comes a study claiming that the number of times

发表于:2018-12-24 / 阅读(213) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second Science, I am Christopher Intagliata, got a minute? It's no secret cigarettes can yellow your teeth. But tobacco smoke has another, unseen effect. It can wipe out the healthy bacteria in your mouth, leaving the f

发表于:2018-12-24 / 阅读(201) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second science, I am Christopher Intagliata, got a minute? The most common types of ingested birth control contain estrogen. But the hormone doesnt just prevent human babies. It may be lowering numbers of frog babies, t

发表于:2018-12-24 / 阅读(145) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second Science, I'm Sophie Bushwick, got a minute In the lab, female rodents sometimes terminate their pregnancies after being exposed to new males. Its called the Bruce effect, for researcher Hilda Bruce. Now a study i

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 second science, I am Amy Kraft, Got a minute? Newly licensed drivers who make sharp turns and come to sudden screeching stops are nerve-wracking. And now theres evidence to confirm that erratic driving by teens predicts

发表于:2018-12-24 / 阅读(146) / 评论(0) 分类 Scientific American(二)月

Cave painting connects us with our prehistoric artist ancestors. But there's a dearth of such illustration in the Americas. Now a cave in Brazil has been found to house the oldest New World image known. The shelter was excavated from 2002 to 2009. In

发表于:2018-12-24 / 阅读(210) / 评论(0) 分类 Scientific American(二)月

This is Scientific Ameican 60 second Science, I'm Cynthia Graber, this will just take a minute! Cave painting connects us with our prehistoric artist ancestors. But there's a dearth of such illustration in the Americas. Now a cave in Brazil has been

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 Second Science, I am Mariette DiChristina. Got a minute? Maybe you've heard that sound. It's an Orca, a killer whale. We know that whales have a kind of language. Families and closely related groups even share dialects.

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 Scientific American(二)月

Two washing machine-sized satellites recently went into orbit around the moon. In March, they start together the detailed data about the quakes of the moons gravity. The working name of the satellites have been GRAIL A and B,for gravity recovery an

发表于:2018-12-24 / 阅读(158) / 评论(0) 分类 Scientific American(一)月

Lots of studies suggested limited quantities of alcohol, like one drink a day can benefit your cardiovascular helth. But for the tiny worm C. elegans, dilute b is a valuable f of ease. It actually doubles their lifespan, according to a study in the j

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's sixty seconds science, I'm Cynthia Graber. This will just take a minute. It's know that taller people tend to have more jobs with more authority and higher salaries but there is a flip side the more powerful person is th

发表于:2018-12-24 / 阅读(165) / 评论(0) 分类 Scientific American(一)月

This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute? Does your puppy turn his nose up at his own chowbecause he wants some of whatever it is that youre having? A new study finds that, when it comes to food, dogs recogniz

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 Seconds. I'm Cynthia Graber. This'll just take a minute. In Europe and the near east, people went from being mobile hunter gathers to more settled agriculture way of life. But in Africa, no matters domesticated animals

发表于:2018-12-24 / 阅读(197) / 评论(0) 分类 Scientific American(六)月

This is Scientific American, 60-second science. I'm Evelyn Lamb. Got a minute? That is Generation Zero of DarwinTunes. It is a website researchers are using to study how listener preferences affect the evolution of music. A new study claims that the

发表于:2018-12-24 / 阅读(138) / 评论(0) 分类 Scientific American(六)月

To make a big impression, youve got to grin and bare ityour array of teeth, that is. Because people gazing at a crowd find it easier to spot someone with a toothy facial expression, whether its a happy smile or an angry snarl, than someone with a tig

发表于:2018-12-24 / 阅读(148) / 评论(0) 分类 Scientific American(六)月

Remember those educational cassettes that youd supposedly learn from overnight? Well, scientific evidence says they're bunkunless you listen to them while youre up during the night, that is. But if youre actually sleeping and you play something that

发表于:2018-12-24 / 阅读(146) / 评论(0) 分类 Scientific American(六)月

A planet sees what we see, a planet sees light. Danel ** director of NANA center for planet boi-sciences at tele university, and the author of a new book, what a planet knows?. so he takes someone who is completely blind and by observe in some way gi

发表于:2018-12-24 / 阅读(248) / 评论(0) 分类 Scientific American(六)月
学英语单词
1-ethyl-3-piperidinol
adjustable fin
air traffic control communications
alkali-sulfite process
alternating-current
amizol
averaging model
Balfate
beseeming
bought and paid for
bovine typhus
buccal cirrum
calor ific effect
characteristic of family of surfaces
chondritic meteorite
chromel-alumel thermometer
common madias
compound function
control of dust
cosmeticss
curved grillage girder bridge
day blindness length
decellularizes
dial card
dial thread indicator
direct program interface
disencumbrances
disintegrating nucleus
disparadising
distrained goods
dobb
electrode cut wire
F.pil.
fatty pterygium
film-cooling hole
flame-out protection device
food bar
function's parameter list
G-130
general purpose keyboard and display control
go by tube
healing others
high torque
jandy
joined wing
kattie
La Libertad R.
Laplace plane
Male-factor
migration of vacancies
Murraya microphylla
Nervus utriculoampullaris
neuclear power plant
nondog
out turn
phygocytin
phyllobranchiate gill
picture intermediate frequency (pif)
pistachio nuts
polymorphic change
potential test wheel
psammomatous angioma
put sb down as sth
quick-opening gate valve
rappage
ravagess
reflection rule
respiratory filament
scammish
sea-beds
segregationisms
Shimabara-wan
shit kicker
single longitudinal mode laser
single resonator
so-called ex-officio oath
sodium catechol acetate
songbeisine
Spondias purpurea
steel grit
steinhausers
stepped start-stop system
supplementary story
sweet face
synchronizing universal coupling with ball and socket
syndrome of depletion of yin causing yang collapse
transport licensing
transverse fillet weld
true to one's salt
two-point
unsophisticated
unstressing
vacuum switch
Venae circumflexae mediales femorales
virial
wake loss
weak beat
well-furnished
wu-chou
yocto-lux
zoviraxes