Scientific American's Sixty

Did you know birds sing in dialect? They do. The song of a great tit from the countryside is a far cry from that of his city cousin. And some song dialects can change nearly as fast as human slangthe Indigo Bunting changes tune from year to year. To

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 未知分类

Some people eat to avoid being bored. Others to avoid doing something theyd rather not, like preparing a podcast. Now a report says we might eat to avoid fungi. Because warm-bloodedness, a condition that requires a lot of calories, may have evolved t

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

How many times has your mother told you to turn off the lights when you leave a room, or to close the fridge door while you decide what to eat. Well, climatologists are on her side. Because according to a study in the Proceedings of the National Acad

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 未知分类

If you want to lose weightreally lose it and keep it offlook around your house. How many TV sets are there? And is there an exercise bike or any other similar equipment? The answers could predict the success of your weight loss quest, according to a

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 未知分类

When youre done listening to this podcast, grab whatever product you use to clean. Maybe its something that smells really citrusy. Do a bit of cleaning. Then take a few deep breaths. Believe it or not the odds are now higher that youll make decisions

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

From Chernobyl to La Oroya, Peru, the world is littered with toxic wastelands, the residue of human industry. For the past two years, the Blacksmith Institute, an environmental health organization based in New York City, has been cataloguing the worl

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 未知分类

It really is rocket scienceresearchers are using huge x-ray scanners from NASA to understand how sonar might be affecting the hearing of large ocean mammals. These scanners are usually used to inspect the space shuttles solid fuel rockets. Navy sonar

发表于:2018-12-24 / 阅读(185) / 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. It sounds too good to be truehelp kids feel good about themselves, and theyll l do better in school. But it apparently worked for African-American middle

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 未知分类

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(188) / 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. As we recover from the holiday weekend, there is some intoxicating news on curbing the effects of alcohol. In the May 29th issue of Cell, scientists report

发表于:2018-12-24 / 阅读(194) / 评论(0) 分类 未知分类

This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists

发表于:2018-12-24 / 阅读(189) / 评论(0) 分类 未知分类

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Can you name those notes? Probably not. Perhaps one in ten thousand speakers of European languages has perfect pitch - the ability to recognize a note without having hea

发表于:2018-12-24 / 阅读(195) / 评论(0) 分类 未知分类

This is Scientific Americans 60-second Science. I'm Adam Hinterthuer. Got a minute? The Komodo dragon is the largest living lizard and a fearsome predator. It has long been thought that some of its hunting prowess was due to a mouth teeming with bact

发表于:2018-12-24 / 阅读(155) / 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. Senior citizens don't believe the hype, because a new study finds that older folks who accept that seniors' memories get worse do worse on memory tests.

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 am Steve Mirsky, got a minute? With swine flu, the big infectious disease story, you don't hear much about bird flu these days. And you may not have to look past your own nose for the reason because

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 Christie Nicholson. Got a minute? Oh! Shoot. We might think that women are not as adept as men at wielding heavy tools, like say, hammers, according to popular stereotypes. But it turns out women m

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 Cynthia Graber. This will just take a minute. Numerous studies have shown that lack of sleep hurtsit can lead to weight gain, diseases, and of course weakened cognitive functioning. But a bad night

发表于:2018-12-24 / 阅读(223) / 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. Last month, President Obama pledged nearly half a billion dollars toward the development of solar and geothermal energies, but what about wind? A team of s

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This is Scientific Ameicans 60-Second Science. Im Steve Mirsky. Got a minute? Would you mind telling me what this is all about, Mister? No problem, Captain. A study in the Journal of Applied Physiology shows that artificial gravity should prevent a b

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 未知分类

This is Scientific Ameican's 60-Second Science. I'm Karen Hopkin. This will just take a minute? Forget the meek. If the Earth keeps getting warmer, a recent study shows that its the small that are gonna come out on topat least in the worlds oceans. W

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 未知分类
学英语单词
airlocked
anti-ribonuclear protein antibody
arecolines
autolavage
Babenza
biliprotein
break detect
budgetary resourses
burgenlands
burghal-penny
Burmese furniture
calendaring
calgarth
carbamidine
caught behind
cellular chain
center of mass determination
challance
Charlie-Gibbs fracture zone
cinnamyl anthranilate
Clarityne
combination purse
Corydalis striatocarpa
creode
crepidotus mollis
dead-well
double-digit inflation
drapetis longicalcaris
dubiousness
elasticcity
enactor
Ephedra przewalskii
escritura
extender lens
fieldsets
Fort Morgan
four seat crew capsule
Fyned
give offence to someone
gluttonise
grinding segment
hair ribbon
hasbeens
ichnofabrics
incisurae ischiadica minor
indirect evidences
irish-catholic
isocount contours
jentz
kinetic-control
kitchen islands
L (length of stroke)
leucitoid
level compensator
light-ga(u)ge welding
luminous organism
Mangaians
manned spacecraft backup landing site
marble cakes
Mesocain
minimum impedance frequency
moonlight flits
Nafate
netherworld
network of neurons
neuromatosis
numerous
on an ego trip
operating plate voltage
optimum error detection code
ordovician periods
orthoscopy
otilonium bromide
picoscale
pitman arm
presorted
pseudoedema
Pseudomonas beijerinckii
qua (ivory coast)
remote-detector
repeat transmission system
row drive wire
sarcoplasmic
screw dislocations
sheet sandstone
slowinski
small pancreas
sonic chemical analyzer
steel wire braid armor
Sterolone
synostosed
tank-body
telegraphic style
thioethyl ether
titanic cast iron
to beat the Dutch
tree-length logging
tube-nosed
uth
viciousnesses
water blancher
water-proofing agent