Scientific American's Sixty

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you've ever had to pick up and carry a tired child through the mall, you know that walking sometimes tuckers out the toddlers. Now scientists think th

发表于:2019-01-08 / 阅读(178) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Cynthia Graber. Thisll just take a minute. Heres a strange tale of two previously unrelated food products. First: chitlins, that delicacy of fried pig large intestines. Theyre well-loved throughout t

发表于:2019-01-08 / 阅读(190) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? That old saying, she died of a broken heart? It's not just poetry. Studies have shown that some people who lose a loved one may be at greater risk for a heart at

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 未知分类

We humans are pretty good at communicating with sounds other than words. But how much of this is hard-wired, and how much do we pick up from others? To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a ra

发表于:2019-01-08 / 阅读(264) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. To many who stare up at the heavens, the stars may seem simply uncountable. Of course that's not the attitude of astronomers. But they've made a discov

发表于:2019-01-08 / 阅读(206) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R

发表于:2019-01-08 / 阅读(192) / 评论(0) 分类 未知分类

Theyre everyones worst nightmare when it comes to swimming in the ocean: great white sharks. Thats despite the fact that the number of fatal shark attacks annually can usually be counted on the fingers of one still attached hand. But a new study find

发表于:2019-01-08 / 阅读(205) / 评论(0) 分类 未知分类

When they wheel you into the operating room, climate change is probably the last thing on your mind. But maybe it should be on your anesthesiologist's mind. Because the gases used to knock you out contribute to global warming. Researchers, including

发表于:2019-01-08 / 阅读(316) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Think about flying and you no doubt think about air--the wind in your face, the wind at your back, the wind beneath your wings. Now physicists note that li

发表于:2019-01-08 / 阅读(232) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Seeing may be believing. But according to a new study -Excuse me, a bathroom? -Sorry? -Where, bathroom? -Boat room? Oh bathroom, on the left. Where was I

发表于:2019-01-08 / 阅读(322) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Imagine climbing diamond mountains, or hiking around the graphite shores of a lake of tar. Sound a little sci-fi? Well a new discovery suggests planets like that

发表于:2019-01-08 / 阅读(204) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. You've got a text message. You open it up. How are you? it asks. That seems like an almost throw-away question. But that simple message once a week, ma

发表于:2019-01-08 / 阅读(185) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

发表于:2019-01-08 / 阅读(211) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. We like to think were pretty sophisticated when it comes to voting for politicians. Oh, sure, weve all heard that the taller guy usually wins. But were

发表于:2019-01-08 / 阅读(213) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Over the past 50 years more and more women have entered the work force. And theyre increasingly taking on jobs that have traditionally gone to men. Now

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Well, that just leaves a bad taste in my mouth. Its a phrase youve likely used at one time or other. And chances are you were talking about something you

发表于:2019-01-08 / 阅读(213) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. Ticking clock indeed. Already its time to turn clocks forward one hour this Sunday morning, March 8th. Two years ago Congress ordered Daylight Savi

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. Most of us know we save energy when we put our idle computers to sleep. But what about the servers that run data centers? Every cell phone call, AT

发表于:2019-01-08 / 阅读(229) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. So check this out: Hi my name is Adi Rajagopalan, I'm going on 18 in a few days, and my project was Modelling Synergistic Cellulolytic-Hemicellulol

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Farmers fertilize their fields to get the maximum meal from their crops. But the effects of these loads of nitrogen and phosphorous extend beyond the field and past

发表于:2019-01-08 / 阅读(201) / 评论(0) 分类 未知分类
学英语单词
5-isoandrosterone
account debtor
Aichstetten
all over but the shouting
alveolar pore
angelify
apparent wavelength
Archeozoic era
arcwall machine
auto-traction hypothesis
automatic data processing program
bachardy
bid inquiry
boiler grate area
brower
bulking power
calciotantalite
campigliaite
Cardio-conary
catjang cowpea
Charles Joseph Clark
cholangiocellular
codeposition
cold-patch
cubatures
Cugo, R.
curtal ax, curtalax
deformation mechanism map
density perturbation
door lining
double rhyme
ear protection
economic immigrants
edematigenous
electrode-hearth arc-furnace
electronic flash equipment
embayed volcano shoreline
environmental specification
exoatmospheric
expensive clay
facemire
Flörsbach
foreign product
Glubokaya, Bukhta
grooved barrel
heterochromatin
high-mountain station
hollie
in-lining
kroemer
lauts
leafdom
linearity range
local-scale
locus of control scales
longitudinal redundancy check (lrc)
lootings
macroform
maximum critical value
multibrand strategy
multiple of cash flow per share
nepheline
new strains
obligatory facultative reinsurance
oblige ... with
Old Greek
overposition
packaged form
penta scale
perfect focusing mass spectrometer
perforation rim
perscription
Peter Pan collars
photosensibilisator
phrase structure language
Pigmobile
pore spaces
position independent input
postinflammatory elastolysis and cutis laxa
publix
rhabdionite
schwering
seagoing tug
section of articulated train
signify
simple product
single reference
sinoatrial
steigerwald
stonemesh mattress
switch-and-fuse
tangledness
teach a pig to play on a flute
terrenho
thin hologram grating
transmission microscopy
trial grade
trichoclasty
Tyberton
variable inclination
whole lots