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(82) / 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(74) / 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(76) / 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(80) / 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(79) / 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(85) / 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(68) / 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(77) / 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(121) / 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(101) / 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(86) / 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(68) / 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(104) / 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(96) / 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(76) / 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(106) / 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(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. 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(97) / 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(120) / 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(119) / 评论(0) 分类 Scientific American(九)月
学英语单词
8-level vestigial sideband
a brass farthing
ace boon coons
active-centre
additional cannon pinion
Aegean Islands
alae vomeris
Alexander's crown
ampex
Amstelmeer
arats
Auranti cortex siccatus
automatic multi-screwdriver
backtrackings
bipolar front end
birth ratio
browzing
calibration liquid
Calochortus albus
Cau, Song
cdot
claim entitlement
Clarensac
classified as
colometrogram
containment cooling system
contract transportation
convolution operation
cooling method
CPRO
data handling equipment
diarylmaleimide
e in altissimo
energy-sapping
enforcement notice
entropy balance equation
Erb paralysis
exemplary role
fabry perot cavity
ferrimagnetisms
fishery processing ship
foreign capital in flow
furnace foundation
furnculosis
gauze sponge
godelier
grafite
grasps the nettle
hold in pledge
huntington-heberleim sink and float
hydraulic machine
hylion
infusoriform embryo
iodobromite
ketonic ester
logic(al) value
magnetic card filing cabinet
manufacturer's wire
masais
mauremys reevesii
memory time
migratory thrombophlebitis
misstating
nail smith chisel
noise pollution
NOT AND
optical depolarization
order Salientia
p.c.b.s
parabolic flight
permitio
perpendicular electric constant
persuadability
phlegmasia
pstis
pulse attenuator
Red Cross and Red Crescent
rheology of elastomers
saddle-bows
safe handling of cargo
screw driver for cruciate slot
seminists
smooth-surface
space-based observation
spherical iron particle
superfamily sphecoideas
theory of genasthenia
time-to-pulse height converter
to the advantage of
toric smoothing machine
touchinesses
translation tool
tread bracing layer
unryu-gata
vertical velocity gradient
waist packs
waitressed
walt whitmen
wholesomest
work loose
zinc dithiofuroate
Zitazonium