2011年Scientific American's Six

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

发表于:2018-12-24 / 阅读(129) / 评论(0) 分类 Scientific American(十)月

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

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 Scientific American(十)月

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:

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 Scientific American(十)月

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(158) / 评论(0) 分类 Scientific American(十一)月

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(222) / 评论(0) 分类 Scientific American(七)月

You, well not you, race through an intersection as the light turns red and then you notice the camera, they got you and a tickets on its way. Well researchers of quantified financial benefit of the cameras in one city turns out its for more than the

发表于:2018-12-24 / 阅读(123) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Antibiotics dont work against viruses, but doctors sometimes give antibiotics to patients who have what turns out to be a viral infection, which adds to

发表于:2018-12-24 / 阅读(184) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Think humans are at the top of the food chain? Not quite, in parts of Africa. Lions have attacked over 1000 people in Tanzania in the last 20 years. Two thirds o

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. After water, tea is the world's most popular drink. Now three New York City high school students have discovered what maybe a bruing scandal because th

发表于:2018-12-24 / 阅读(199) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60-second Science. I'm Christopher Intagliata. Got a minute? Hey, four eyes. Let playground tongue more accurate when it applied Anableps anableps, a fish related to the garbe. It lives in the blackish water of mangoswan i

发表于:2018-12-24 / 阅读(242) / 评论(0) 分类 Scientific American(七)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Medieval armor certainly looks heavy. And now researchers have demonstrated how the protection might have unwittingly put its wearers at a heavy disadvan

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Handwashing is the best way to avoid spreading infection, according to the CDC. But doctors, nurses and hospital staff wash up less than half as often as they

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 Scientific American(八)月

More than 16 mammals species like the famous fly squirrel have adapted the ability to sail from tree to tree, thrilling Yes, but what is the evolutionary advantages. One theory suggests gliding saves energy, so researchers test that idea using colugo

发表于:2018-12-24 / 阅读(149) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development

发表于:2018-12-24 / 阅读(194) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Believe it or not, George isnt at home, please leave a message at the beep. So what happens when you cant get George? Some viewers have a tough time. Get out. No, its true

发表于:2018-12-24 / 阅读(104) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. When it comes to handedness, righties rule. And according to a new study, they have for a long time, because even half a million years ago, nine out of 10

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Most plants capture sunlight. And the results are usually green. Because in photosynthesis, plant chlorophyll uses wavelengths of blue and our sun's ab

发表于:2018-12-24 / 阅读(124) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Take a fire antdon't forget your gloves. Toss it in water, and it'll eventually drown. But throw a group of fire ants into the water, come back the nex

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Cities have a lot to offer: theater, music, restaurants, birds. Yes, birds. But city birds are not like other birds. Because big cities are inhabited by

发表于:2018-12-24 / 阅读(112) / 评论(0) 分类 Scientific American(四)月

Cities have a lot to offer, theater, music, restaurants, birds...Yes, birds. But city birds are not other birds, because big cities inhabited by birds with big brains, that's according to a study in the Journal Biology Letters. It can take smarts to

发表于:2018-12-24 / 阅读(124) / 评论(0) 分类 Scientific American(四)月
学英语单词
a man of men
abwehrs
accommodative purchase decision
adaptation to cold
alky arsine disulfide
allen's
anchored sheet-piling
appendicular asynergy
beltless
bettyes
bisporic
Bless you!
BOS
braaiing
cancellariate
carbacidome-ter
centre grinding
collect.
colossoma
come out of nowhere
continued type speed control system
counted quantity
d.d.d.
decaf
dissociative reaction
dracs
dune morphology
Dzheksona, Ostrov
easy as rolling off a log
economic goegraphy
edging pass
elastic hysteresis loop
end packet
estimated usable period
evil-favoured
flavoured sausage
frequency of injuries
fund-managements
gold plugger
green glue stock
Gymnuridae
haute boutique
high silica flux
hoodwinker
hybrid aligned nematic display structuremode
inline deduplication
innate factor
input-bound
inverted solubility
jojoba
Kennedy family
Khinalug
life-experiences
Listera convallarioides
loop couching
magnetic track angle
marine middle latitude climate
mass-producible
maximum discharge height
namik
nitrogen retention
octovalence
order hypericaless
ordinary loss
packing note
parallel guide
paren
Parkhill screws
phase interlinkage
pita breads
polar fibers
Pusztaottlaka
Quercus stenophylloides
rasas
re-harakhty
reaudited
reconstruction of pin power distribution
recursion
Reenen
registry certificate
remises
rubus canadenses
SD (superintendent of document)
solution sump pump
South American Plate
sterilities
sub-tenants
subtractive colour mixtures
support aviation
syngenetic anomaly
thermonuclear neutron yield
thiozetoquinolone
thread counter
true squash
two tier exchange rate
ulisse
uncompassionating
ungalvanized wire
Velika Kladuša
vicarless
voice mode
yttrotungstite (y)