Scientific American's Sixty

This is Scientific Americans 60-second Science. Im Karen Hopkin, This will just take a minute. Have you ever said, I know it like the back of my hand? Well, how well do you know the back of your hand, or the back of your knee, or behind your ears? Pr

发表于:2018-12-24 / 阅读(174) / 评论(0) 分类 未知分类

The toucan's long bill has long perplexed biologists. Darwin theorized that it attracted mates. Other suggested uses ranged from fruit peeling to territorial defense. But a report in the July 24th issue of the journal Science offers another explanati

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

Why did the orangutan cross the forest canopy? Presumably, to reach some tasty fruit. But the better question might be: how did the orangutan cross the forest canopy. And according to a study published in the Proceedings of the National Academy of Sc

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 未知分类

When Michael Phelps is out of the water, he towers over mere non-Olympic mortals. Then he slips into the pool, and makes record-breaking speed seem effortless. His height, it turns out, is no accident. According to research published in The Journal o

发表于:2018-12-24 / 阅读(220) / 评论(0) 分类 未知分类

Remember Dick and Jane? And their dog Spot? Maybe you read about them in first grade. See Spot run. Run, Spot, run! Well, a new study in the journal Psychological Science suggests that not only did you see Spot run, but you ran, too. At least in your

发表于:2018-12-24 / 阅读(162) / 评论(0) 分类 未知分类

Youve heard of synchronized swimming. But what about synchronized blinking? No, its not a new Olympic sport for slackers. Its something that seems to happen when we watch a video. Because none of us want to miss the good parts. If you stop to add it

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 未知分类

This is Scientific American's 60-second Science. I'm Steve Mirsky. Heres a clip from last weeks CalTech commencement address by Secretary of Energy and physics Nobel Laureate Steven Chu. Most scientists are optimistic by nature. Part of my optimism c

发表于:2018-12-24 / 阅读(170) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? Stand clear of the closing doors, please. Definitely keep your arms and legs away from the closing doors on the subway. But theres a potentially more insidious danger to y

发表于:2018-12-24 / 阅读(136) / 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. If all you have is a hammer, they say that everything looks like a nail. But when you use that hammer, it looks like you are arm to your brain anyway. A

发表于:2018-12-24 / 阅读(181) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Theres plenty of evidence that animals learn from one another. But until now, it was thought that only humans make judgment calls, such as that woman see

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 未知分类

This is Scientific American's 60-second Science. I'm Adam Hinterthuer. Got a minute? A team of archeologists working in Jordan has made a discovery that represents a new chapter in the story of our ancestors' move from foraging to farming. The resear

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Eating fish can be good medicine. And, according to the U.S. EPA and researchers from Baylor University, fish all over the country are literally stuffed to the gills

发表于:2018-12-24 / 阅读(224) / 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. If youve ever popped open a jar of the pickled fish, you know that herring like to stick together. Actually, its something they do naturally, even before

发表于:2018-12-24 / 阅读(217) / 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. In 2005, Steven Johnson wrote a book called Everything Bad is Good For You. He proposed that popular culture is actually making us smarter. Because thing

发表于:2018-12-24 / 阅读(162) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? How do you do a brain scan on a gorilla. Yeah, yeah, very carefully, right. He sleeps anywhere he wants to, too. But seriously, trying to do an MRI on a gorilla presen

发表于:2018-12-24 / 阅读(233) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Future cosmologists will get the universe all wrong, said Arizona States Lawrence Krauss at the AAAS Meeting on February 16th: All of the pillars of the big bang will

发表于:2018-12-24 / 阅读(148) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Time to bring back the Office of Technology Assessment. The OTA was created in 1972 to provide Congress with an objective analysis of complex scientific and technologi

发表于:2018-12-24 / 阅读(169) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Creationists often publish lists of a few dozen scientists who doubt Darwin. So in 2003, the National Center for Science Education put together a list of 200 scientist

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Were on the verge of finding out how frequently habitable planets occur in the universe. That was astronomer Alan Boss at the AAAS meeting on February 14th. And I thin

发表于:2018-12-24 / 阅读(163) / 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. Understanding all the genes and molecules involved in human disease is quite a challenge. Thats why scientists study model organisms, like flies and worm

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 未知分类
学英语单词
acehpatemet
aggregative index
allocation of manufacturing overhead
anconeous
artifical horizon
automatic range unit
automatic submerged arc welding
batlets
battery boost
begin column
bertolucci
block holder
botran
bottom face
broadcasted distribution space
cammy
canadian hemp
charitable remainder annuity trust
CHTT
cloud amount
cnsha
Coldbackie
colleries
compressed folder
confesseth
conjugative plasmids
containeth
continuous creation (theory)
cook dinner
crypto ancillary unit
cutter with inserted teeth
decision matrix technique
denatality
dohanos
doubly-linked linear list
Elizabeth Peabody
epicauta
equigranular
evergreen oaks
facies medialis (brachii)
Ferdi
firefoxes
fixed stop
form of credit
forward-moving
four-stroke internal combustion engine
genus cryptotermess
gloea
Hall Pt.
hollow charge (shaped charge)
hook on
hydroxyarabinohexose
iodimetric
laparokelyphotomy
larval serum protein
laser threshold
life buoy/vest
like father like son
low pressure test cell
manganese(ii) salen
mcada
megasclerophyll
metalized contact
metastatic carcinoma of pleura
morettis
multilingual mt system
Nampyong
neu rilemmatous
neuroparalytic keratitis
nitpick
nondictatorships
nosocomium
nucleolus vacuole
octoblepharum albidum
oh-so-casually
operational plan for audit team
pinch pass mill
playback accuracy
price revolution
punctograph
quick-response control system
recoverable amount
research grant
rusty tinamous
s-a-s
s-video
schwobs
seine
serigraphs
sluice-gate lips
Solo, Bengawan
standard approval
storm sail
substance 248
supermodels
Tantalotitanocolumbite
team players
titi monkeys
transfer velocity
waiting-time jitter
weekend shutdown
zero-wait-state computer