2008年Scientific American's Six

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It may look like just another animal. But one kind of lowly sea slug actually has the solar power abilities of a plant. Bizarre but true, the sea slug

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. M.I.T. scientists have designed a new robot. Youll probably never see it thoughits meant to be hidden. Because its a robot clam. Engineers wanted to de

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its not every day we get a chance to time travel. Other than into the future at the rate of one second per second. But astronomers say theyve done a li

发表于:2019-01-08 / 阅读(51) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Want to live a happier life? Try surrounding yourself with happy friends or at least find friends with happy friends. A study published online December 4th in the Br

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals that live in cold climates tend to have stubby limbsshorter arms and legseven smaller ears and tails. Picture a penguin and youll see what I mean

发表于:2019-01-08 / 阅读(52) / 评论(0) 分类 Scientific American(十二)月

Chinese medicine has been getting some props lately. A couple of recent studies have demonstrated the medical potential of traditional treatments. Part of the challenge of AIDS is that immune cells lose their ability to divide and thus their disease

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its a familiar story. When immigrants arrive in a new place, they tend to stick together, forming segregated enclaves that feel like a home away from hom

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Members of the jury have you reached verdict? When it comes to making decisions about innocence and guilt, the human brain acts as both judge and jury. N

发表于:2019-01-08 / 阅读(61) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Senior citizens across the world love keeping their brains busy with crossword puzzles, sudoku or word jumbles. These brain-teasers actually help keep neurons firing

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(八)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Ever been woken up by the sound of the refrigerator compressor kicking on? Well, such clumsy heat exchange units featuring long metal coils may be on their way out. Becaus

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 Scientific American(八)月

Transcript This is Scientific American's 60-Second Science. I'm Adam Hinterthuer . Got a minute? Apparently all of the gyms in the suburbs can't compensate for a good old walk. At least that's the story told by a report in the September issue of the

发表于:2019-01-08 / 阅读(45) / 评论(0) 分类 Scientific American(八)月

Transcript This is Scientific American's 60-Second Science. I'm Cynthia Graber . This will just take a minute. Some peppers have a mild, fresh flavor. But others burn your lips and leave a lingering, numbing kick. If you enjoy that tingling thrill, y

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Since so many species in a food web are interconnected, the demise of a one can mean extinction for several others that depend on it for food. Thanks to things like

发表于:2019-01-08 / 阅读(58) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin . This will just take a minute. Unless youre talking about killer bees, its hard to imagine a situation in which killers and bees would be related. But it turns out that scientists are

发表于:2019-01-08 / 阅读(54) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(79) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Open a newspaper any day of the week and youre likely to read about a promising new treatment for one disease or another. But according to a study publis

发表于:2019-01-08 / 阅读(76) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its not often that an incoming college freshman is already starting his own multimillion dollar business. But thats whats happening to Ben Gulak. Hes a

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? There's a new prescription for communities that want to make their streets safer for bike riders: just add more bikes. A team of international researchers looked at

发表于:2019-01-08 / 阅读(93) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber .This will just take a minute. A year ago astronomers sent out an invitation. A robotic telescope called the Sloan Digital Sky Survey had produced almost a million images. Researcher

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(九)月
学英语单词
actol
air cooled air conditioner
alneobarbital
anonym
antiglobalist
antonitsch
ar-rahim
arnus
arozmendi
assistances
azoturia
Balkanian
blade stirrer
break dune
buff strap
bustiers
caecula kuro
compression curve
ctx
delayed filling
delicatude
Doctor Feelgood
doctor of business administration
double row ball bearing
double undulated preheater
dove-gray
dub-a-dub
dust guard retainer
emilene
Emmaste
equivalent condition
estimator of variance
failure in
flusterment
garnetberry
global receive antenna
hairpin-shaped
hematogenous pigmentation
Holmbridge
hot-footing
induction throughheating equipment
ingressant
intra-
James Monroe
Jamkhed
joint service
kair
kish graphite
knollite
luggage-net bracket
magnetic V block V
manducas
Mbam
meobentine
moorea i.
Morris' points
nitrogen-fixers
off-line function
order to view
organ transplants
Pechuel Lφsche, Kapp
percutaneous transluminal balloon mitral valvuloplasty
personal and instrumental equation
potassium niobium oxyfluoride
proctorize
PTDA
quantity issued this year
quarantine dues
resultant value
rhinommectomy
rubroglicocladin
Rumah
Seodun-dong
Shiroka
shoulder knots
simple arch
skip sequence welding
skrik
small craft berth
solemnness
spermatidium
stimin
strip of metal
subarachnoidal space
subaru
successor instruction
superterrestrial
surepath
sweep amplitude
T-shaped current-displacement bar
tetrazone
time determination
total acidity
total usage amount
trimerizing
unijunctions
universal time (u.t.)
unthankful
wandering pronuclues
waterfall lake
Webby Award
zerbonis