2012年Scientific American's Six

Plants that use animals to disperse their seeds can find themselves in a pickle: They need to make fruit tasty enough to entice the local fauna, but they also need to make sure that their animal asssistants don't digest the very seeds that are meant

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(六)月

Deer tick and Lime disease go hand in hand in some places but you can't always put blame on Bambi. Because new research shows the incidence of Lime disease tracks less with the abundance of deer than those with disappearance of foxes. The study is in

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 Scientific American(六)月

This is Scientific Americans 60 Second Science, I am Rose Eveleth. Got a minute? Sound and touch may seem completely separate, except possibly when playing the game Operation. But it turns out that the two senses are actually quite entwined: a new st

发表于:2019-01-08 / 阅读(139) / 评论(0) 分类 Scientific American(五)月

This is Scientific American 60 Second Science, I am Cynthia Graber, this will just take a minute~ How can we search for life on exoplanets? Step one: examine the Earth as if it were an exoplanet. Thats the idea behind a recent look at earthshine. Res

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(三)月

It sounds like the premise for a bad police drama, maybe NYPD Chimp. But scientists have found that high-ranking chimpanzees can act like cops: intervening to settle public disputes. The study appears in the journal Public Library of Science ONE. In

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I am Sophie Bushwick, got a minute? Typing can be tough for your handsbut can it also mess with your head? Researchers have discovered that words typed on the right side of a QWERTY keyboard, for example

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 second Science, I'm Sophie Bushwick, got a minute~ Fruit and veggies dont just improve your dietthey could enhance your looks. A new study, done with primarily Caucasian subjects, finds that eating produce heightens red

发表于:2019-01-08 / 阅读(135) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I'm Steve Mursky, Got a minute? The average price for a gallon of gas in the U.S. today was nearly $3.78 per gallon. But why do we calculate fuel expenditure in dollars per gallon? Wouldnt a more realist

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60 Second Science, I'm Karen Hopkin As voters vacillate among the contenders for the Republican nomination, it may matter less what the candidates say than how they sound when they say it. Because a new study shows that v

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I'm Cynthia Graber, this will just take a minute~ You know the sceneits a Friday night, and your date just canceled. Youre bummed, maybe a little hurt. You think now might be a good time for a beer, mayb

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I am Christopher Intagliata, got a minute. Scientists discover new species all the timeon the order of 15,000 a year. One of the latest additions to the tree of life is a new type of leopard frog. Which

发表于:2019-01-08 / 阅读(164) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60 Second Science, I am Sophie Bushwick, got a minute? Is the attempt to make environmentally friendly roadways doomed to wind up in the toilet? Actually, it may be the other way around. To earn a green certification, the

发表于:2019-01-08 / 阅读(154) / 评论(0) 分类 Scientific American(三)月

Plants that use animals to disperse their seeds can find themselves in a pickle. Their need to make fruit tasty enough to entice the local fauna, but they also need to make sure that their animal assistants don't digest the very seeds they are meant

发表于:2019-01-08 / 阅读(176) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's Sixty Second Science. I am Marryia Decrisdina, got the minute. First Youtube Space Lab contest has anounced its winners, young people entry by creating a short vedio of their idea for experiments to be down in space. I w

发表于:2019-01-08 / 阅读(126) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 Second Science, I am Steve Mirsky, got a minute? Thirty percent of the teachers around the country teaching physics either dont have a degree in physics or dont have a minor in physics. Philip DiStefano, chancellor of t

发表于:2019-01-08 / 阅读(197) / 评论(0) 分类 Scientific American(四)月

Concentrating in class gets two thumbs up. Which has the benefit of keeping those thumbs off the smartphone. A new study finds that texting in class distracts students. And that effective learners, who earn higher grades, text less during class. The

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 Second Science, I am Cythia Graber, this will just take a minute~ Many Christians give up meat for Lent, a practice that indirectly affectshyenas, believe it or not. In northern Ethiopia, hyenas have become accustomed t

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science, I am Christopher Intagliata, got t minute. City dwellers compete with the din of traffic to be heard. And its not just urban humans. Sparrows living in San Francisco's Presidio district actually tweet th

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(四)月
学英语单词
Abel's integral equation
Aganosma
alien abduction
all-optical multiplexing/demultiplexing
amygdaloid tubercle
Balbinus
Bartter(Schwartz-Bartter)syndrome
bedhop
biased direct-current amplifier
bicentralizer
bipartison
boyuna
brimfulness
broadcast(ing) channel
bubblejet
cardio-aortic
cash-to-revenue ratio
cavity meter
come along!
commitmentphobe
common control equipment
compass north
corne
cross banding veneer
Cyclea sutchuenensis
dargan
delivery forward
drum interface
dual thick of inner tube
dyscalculias
East Hardwick
extended-reaches
external contour saw
external cross capacitance
f.i.a
fict.
final nozzle
flood series
foot man
Gangkoupo
gold bank
happen to say
high formation rate
histiocytic leukaemia
imputatively
inflammatary disease
information of cargo resources
inward looking development policies
iris pigment
isoplanatic image formation
jugular plate
keeping your chin up
kretser
kusulactone
level-order sequential representation of tree
lyric song
macroadjustment
Martin agar
mediat ing
Modena, Prov.di
move long instruction
multiband photography
newly-inventeds
nonpenetrating
Novgorod school
nuclear excursion accident
offshore barrier
oogeneses
paleobiogeographic province
papermaking technology
permanently grounded
Phenylpropamol
pimpla
pressurization blower
producer satisfaction
q.e.f.
qv
random replacement algorithm
report on assessment for marine environmental impact
reverse valve stem
Roentgen-ray
row splitting
s revenge
Salto, R.
santarelli
self-set
sonibare
special suite passenger
sporadic goiter
spraying plant
staggered hours
state trial
state-variable concept
technophile
thalience
three-phase bridge inverter
time varied gain
transformer bushing
tunics
two-dimensional transform
vowel diagram
woodmason