Scientific American's Sixty

This is Scientific America's Sixty-Second-Science. I am Steve Mirsky. Got a minute? Some interesting electrical activity in the clouds of ash drifting around Europe as a result of that Icelandic volcano. Models predicted that electrical charge should

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 未知分类

Hows this for a possible new culprit for breast cancer sufferers: they may be able to blame their grandmas diets. Thats the implication of a study done with rats. Researchers affiliated with the Georgetown University Medical Center fed a group of pre

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 未知分类

A New York Times reporter recently wrote this sentence: Like most heck, all of the women I know, my relationship to food, to my weight, to my body iscomplicated. That relationship is now visible in our brains. When anorexic and bulimic women see imag

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

I used to scoff vi.(at)嘲弄,嘲笑at the idea of Minute Rice. I mean, are we really in such a hurry that we cant wait, like, 10 minutes for a regular old bowl of rice? Well, yes, yes we are. And fast food may be making matters worse. Because a st

发表于:2018-12-24 / 阅读(171) / 评论(0) 分类 未知分类

An ounce of prevention is worth a pound of cure. Thats more than a folksy aphorism when it comes to infectious diseases. Because according to a report in the Proceedings of the Royal Society, its more cost effective to reduce the cases of a disease i

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

Shhh, keep this podcast a secret. Because new research points to a possible blind spot in airport security screening: it may be easier to sneak something dangerous past securitya box cutter, for exampleby also including an obvious and innocuous banne

发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. Im Karen Hopkin. This will just take a minute. The Last Supper. The final time that the apostles shared a meal with Jesus. They gathered together, listened to a sermon and really chowed down. At least

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 未知分类

Here are two seemingly unrelated facts. One: from the late 1940s through 1963, we tested atomic bombs in the atmosphere. Two: wine lovers are sometimes duped into spending exorbitant amounts for fake vintage bottles that werent from the year they wer

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 未知分类

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(206) / 评论(0) 分类 未知分类

Were nice to our families. From an evolutionary perspective, that makes sense. But what makes us deal fairly with strangers? One theory holds that the development of large societies necessitated the creation of fairness, through institutions such as

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

If you've ever driven up to a mountain pass, you know that the higher you climb, the colder it gets. But on clear, calm days, it can actually (be) colder in the valleys. That's because under high-pressure systems, cold air slides down mountain slopes

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. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(201) / 评论(0) 分类 未知分类

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

发表于:2018-12-24 / 阅读(179) / 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. In the spring of 1912 an iceberg in the Atlantic took down the Titanic. Now, some humble bacteria are trying to finish the job. Scientists analyzing rust f

发表于:2018-12-24 / 阅读(247) / 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. Rats have long been guilty of spreading disease. But now they've gone into the diagnosis side. Because rats can be trained to spot tuberculosisand to do

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

This is Scientific Americans 60-Second Science. I'm Cynthia Graber. This will just take a minute. 'Tis the season when were eating. And we want to be sure that the kitchen staff are following protocols that keep us from getting sick. So how best to h

发表于:2018-12-24 / 阅读(173) / 评论(0) 分类 未知分类

This is Scientific Americans -60 seconds science .I'm Steve Murskey.Got the minute? People with high blood pressure are often told to watch the salt, and it's long been far that hypertension related to excess salt is caused by the salt increasing in

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 未知分类

Magnifying glass, calipers, teeny tiny tape measure, these are the weapons with which researchers are fighting it out to find the world's smallest frog. One team just announced the discovery of the unaverage 7.7 millimeter p* which can sit comfortabl

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 未知分类

This is Scientific America's 60 second science, I'm Sentay Graber, this will just take a minute. Magnifying glass, telescope, tiny tiny tape measure, these are the weapons with which researchers are fading it out to find the world's smallest frog.One

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

If a country wants keep its nuclear bomb tests secret, it'll probably do it deep underground. But, even if you bury the bomb, some clues are reached the surface. So says the study in journal Geophysical Research Letters. Scientists analyzed the radar

发表于:2018-12-24 / 阅读(143) / 评论(0) 分类 未知分类
学英语单词
abjudication
ammonia solution
application portability
Avtovac
Balinese
BcarnesineCarnitine
beaten to
business owner
casserian muscle
control templates
cuneiformist
data-utilization
diddle-
digital data processor (ddp)
drowse off
dvortsovayas
electrocision
encipherments
evacuation appliance
evaluated error
F-SP
fabulises
fibbing
flow field calibration test
fluid packed pump
frame control
full flight release
fusillades
G-horizon
go at it tooth and nail
graptolite shale
guisings
Hadcock
housefronts
hub-to-tire fairing
index, disk
jahiliyyah
key intermediate protein
Labergement-lès-Seurre
lapping up
left hemicolectomy
ligand field
lilacinin
Marateca
masticatory stomach
mean low-water neaps
Megatane
methylcumarone
Michelson, Albert Abraham
monetary base
Montenegro, Republic of
moral quality
municipal council
Netillin
neutral ammonium sulfite process
Olympic symbol
oneith
Osdal
over convergence
PA (public acceptance)
papess
peclet modulus
phegopteris decursive-pinnata (.f)ee
physican
prorogated
prostrata
Pyrola calliantha
pythoner
quartz-crystal resonator
Quneitra
R-16341
radio-frequency induction coil
ride criteria
Riffians
sabourand glucose agar
securi-
semi-centrifugal clutch
smelting charge
Snipping Tool
structure drilling
subcanopy
sulfarsenic acid
supplementary civil action in criminal proceedings
suspended-growth biological process
tailored costume
tentorial fissure
terminatives
tonsil ligature forceps
trente-et-quarante
trophy wives
turned-downs
Tîchît, Dahr
unfraudulent
UOH (unplanned outage hours)
volume emission
Wadena
waking response
wavelength repeatability
webguard
wireless mechanic
Yelua
zahareas