2012年Scientific American's Six

Every time you inhale, oxygen passes from your windpipe to your lungs and on into your bloodstream. But what if your windpipe was blocked? Getting the gas straight to your blood could save your life. Wait, put down that syringea large air bubble in a

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 Scientific American(六)月

For many people summer equals tomatoes. Thats when folks can get their hands on gorgeous heirloom and traditional varieties, full of tomatoey flavor. Such tomatoes provide a stark contrast to year-round supermarket ones, famous for tasting like, well

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(六)月

This is Scientific Americans 60 second Science, I am Christopher Intagliata, got a minute? You know what fiber's good forto keep things moving smoothly downstairs. But it's not just for staying regular. Fiber can boost the number of beneficial bacter

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(六)月

Stockbrokers are some of the highest paid sales workers in the country. But they also have one of the largest gender pay gaps in sales jobsdata from the mid 90s show that women made 20 percent less than men. But stockbrokers are usually paid through

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(五)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 Scientific American(一)月

If you could add cells anywhere in your body, you might pick your brain. More brain cells should make you smarter, right? Well, a new study shows that they might just make you fatter. Becauseanimals that make new nerve cells in a brain region that co

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(五)月

This is scientific Americans 60 second science, I am Sophie Bushwick. got a minute. Tens of millions of years ago, cephalopods were hiding from their enemies in clouds of ink. And it turns out that cuttlefish today produce ink thats almost identical.

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 Scientific American(五)月

This is scientific American's 60 seconds science. I'm Sophie Bushwick, got a minute. Tens of millions of years ago, cephalopods were hiding from enemies in clouds of ink. And it turns out thatcuttlefish today producing ink that's almost identical. Re

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(五)月

This is Scientific Americans 60 second Science, I am Christopher Intagliata, got a minute? You see a guy walking a pit bull with a studded collar. What's your first thought?: tough guy, right? Well, probably. But chances are he's a conscientious, rul

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(五)月

This is Scientific Americans 60 second Science, I am Christopher Intagliata, got a minute? You've probably seen clouds of insects swirling round a streetlamp at night. But something you may not have noticed is that streetlights attract bugs to the gr

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(五)月

Say Wilbur, get a load of this story. If you grew up in the '60s, you probably recognize the voice of Mr. Ed, TVs talking horse. And it turns out, he might recognize your voice, too. A new study shows that even non-talking horses can tell individual

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(五)月

As it ages, white paper turns distinctive of yellow, but why? To find out, scientists artificially aged modern paper to rebuild the changes on the molecular level, the researchers in the Journal physical review of letters, for 48 days, 3 unpleached p

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 Second Science, I am Sophie Bushwick, go a minute? Its tough to pick a familiar face out of a crowdbut focusing on a known voice in a noisy room is easy. And a new study scanned volunteers brains to look at how we solve

发表于:2018-12-24 / 阅读(58) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute~ Want to suss out the existence of a shy mammal in a tropical jungle? Just check a bloodsucking leech. Scientists estimate that about a quarter of the w

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60 second Science, I am Sophie Bushwick, Got a minute? Music, film and video game makes face a new online, digital world. And some are testing a revolutionary pricing system: pay what you want. But a new study finds that

发表于:2018-12-24 / 阅读(58) / 评论(0) 分类 Scientific American(四)月

Its a confusing world for babies. To make sense of it, they look for intellectual stimulation. But theyre only interested if what they look at is not too hard to comprehendor boringly easy. Researchers call it the Goldilocks effect, in a study in the

发表于:2018-12-24 / 阅读(45) / 评论(0) 分类 Scientific American(五)月

We've all heard exercise is good for your physical and mental wellbeing. But a good workout can actually influence the mental wellbeing of others, too. Because bosses who hit the gym tend to be less abusive to their employees. That's according to a s

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 Scientific American(一)月

Algae naturally produce oil, when its process start with oil turned into bio fuels, an alternative energy source. This is just one snag. Harvesting the oil from algae-float water is prohibitively expensive. But researchers have come up with an effort

发表于:2018-12-24 / 阅读(58) / 评论(0) 分类 Scientific American(一)月

picture in orange it's a case in biology grazable heart shaw. the pill's even some addable as moraly as far as he can task. but we human often pack it food and plastic with it's environmental and the puzzle chanlenges. so Harvard scientist D-A and K

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(一)月

To a female orb web spider, a suitable male can look like a mate and meal. For these spiders, the dating game has turned into a deadly dance of evolutionary one. the female spiders can choose when to cut off their relations by eating her partner or k

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 Scientific American(一)月
学英语单词
agonizing reappraisal
ambipositions
Armstrong, Neil Alden
Asserculinia
autoionizational
biwensis
blue dogwood
brass-rule
budgeree
calcium sulphite
Canapi
checkerboard acreage
cinex strip
coherent detection
colo(u)r former
common pathway
compatible peripheral device
composite lattice
continued growth of embryo and seed
cylinder bar
derandomizes
diagram of curves
displacement ferroelectrics
dohle's disease
elect-bob-ril
equipment modification
exploding
fat graft
fire and rescue party
fitchett
flowering raspberry
genus Periophthalmus
GMP and QC of Drug
Herter, Christian Archibald
hip roofs
Hkedaung
Holy Innocents' Day
hutchie
hydris
hypertrophic rosaceas
illicium rhodantha hance
information flowrate
initial vulcanization step
input interrupt indicator
intellectural responsibility block
irish dances (ireland)
Krzynowłoga Mała
lending and borrowing
link motions
loaded organic phase
lock-in circuit
locus of problem
logarithmic sine
magneto-optic disk
material labo(u)r
Mendel's second law
middle density polyethylene
modal
Nampyong
navigating photography
nervi petrosus superficialis major
open feeder
optical constant
oratios
peafowl
phantom load
pidonia formosana
piecework wages
princeps
prison-breaking
pulse-inserting circuit
punch-through diode
Pyatts
random sample of size n
rate-of-fuel-flow indicator
rated wind pressure
redness of the skin or complexion
relieve valve
restie
salt hardening
salvia divinorums
satellite teaching
serviceable tool
shifting fork
Shtǔrkovo
Sir James Paul McCartney
solar daily variation
spawners
spindle trees
stock transfre
stop up
swartheld
tm (tone modulation)
tonsilla intestinalis
trading data
transient process
trinka
vocal tactile fremitus
wave one's hand
wrapstring
wuss, wussy
Yaou