Scientific American's Sixty

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

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

This is Scientific Americans' 60-Second Science. I am Karen Hopkin, this will just take a minute. Most school kids know that snakes can see with their noses, Vipers in particular have these organs on their noggins that allow them to see heat which he

发表于:2018-12-24 / 阅读(165) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science, I'm Chelsea Wald. Got a minute? Remember the good old days when we understood our solar system? Then we found out Pluto wasn't a planet. And now a new study puts comets in question. The data come from

发表于:2018-12-24 / 阅读(158) / 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. Our ears are highly attuned to sounds in the world around us. Its not just the frequency of the sound itself. There are also subtle differences and shift

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science. I'm Steve Mersky, got a minute? Pay attention, retailers. For a fatter buttom line, you might wanna have some hunks and hotties on hand. That's what Jennifer Argo and her colleagues say. she teaches bu

发表于:2018-12-24 / 阅读(159) / 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. Every expecting mother gets asked the question: boy or girl? For mammals like us, its an easy call. Two X chromosomes you get pink booties. X and a Y you g

发表于:2018-12-24 / 阅读(284) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. You've probably take you depth perception for granted. It allows you to easily judge distances. Each eye sends a different signal to the brain, and the

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Tricky cyclists in the Tour de France sometimes cheat by upping their red blood cell count for those tough stretches through the Alps. But researchers at Calif

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

This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Physicists study all kinds of curious things,from the missing matter in the universe to the strange behavior of electrons ,but none of this is quite as cu

发表于:2018-12-24 / 阅读(168) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. As you probably know, viruses can jump from animals to people, we've gotten flu from birds and pigs, and HIV, the virus that causes AIDS, is thought to ha

发表于:2018-12-24 / 阅读(193) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

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

This is Scientific American's 60-Second Science.I'm Karren Hopkin.This'll just take a minute. Location, location, location. We all know it's true of real estate. But it may also apply to the ballot box. Because a team of American researchers has foun

发表于:2018-12-24 / 阅读(196) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. Im Steve Mirskey. Got a minute? That morning coffee is just the thing to get the brain in gear and the body moving. But it turns out that just the aroma of coffee also gets some of our genes up and at

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I am Christopher Intagliata.Got a minute? Ten years ago, MySpace did not exist,neither did Facebook. Just one site called 6 Degrees.com dominated the online social networking market. But soon, a bunch

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. For the last five years, researchers have been analyzing bird DNA. That effort has now completely altered our understanding of which bird species really

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

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 未知分类

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

发表于:2018-12-24 / 阅读(199) / 评论(0) 分类 未知分类

This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. I had a roommate who couldnt sleep unless it was pitch dark, so she wore a face mask to bed. But shed gotten it from an airline, so one of the eye patches

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

This is Scientific American 60-Second Science.I am Steve Mersky, got a minute? Phoenix has landed! Phoenix has landed! Welcome to the northern plains of Mars. That was the Jet Propulsion Laboratorys Richard Kornfeld, Sunday at 7:53pm eastern time, ac

发表于:2018-12-24 / 阅读(162) / 评论(0) 分类 未知分类
学英语单词
.bks
acteme
agricultural mutual aid
air-monitoring
altamirano
amphidesmous
anaschistic
antibomb
antistaling agent
Arisaema bilifera
armature winding machine
backstrom
badly formed expression
balance of payments on capital account
bouleuterions
brocato
cash flow simulation
Cauchy's ratio test
cnc milling machine CNC
common natural resources
compound cutting oil
cone-nosed bugs
could do without
Cyttariales
damping coefficient
DataPortability
disturbing voltage
duplicatr field
electron spectroscopy for chemical analysis
ep point motor
exiguous triangle method
feeling out
fibrin calculus
Flavian I Of Antioch
fragment of tissue
groue
gyri occipitales superiores
hansens
high-head power station
inconversant
indoxyl-
Indus.
interweaved
jessica
lability energy
lactonase
laser heating
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malignant tumor of pleura
management work
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Nisman
non-co-operative
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nuptial dance
off axis hologram
Onnes, Heike Kamerlingh
ophthalmic arteries
phenol-formaldehyde resin modified
plessor,plesser
polyvinyl chloride hose
positive haptotropism
powder snow
prick on
probe inspection
providentialist
Quanaru, I.
renewal of track skeleton
rigden
room mining
runstitching
Santa-Clara
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saviourless
search and rescue satellite aided tracking
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set something apart
spirlea
standard u channel
stress-rupture
stretcher strain
take sth ill
talus fan
tea panning
technology-sharings
text insertion unit
trade in allowance
transistor bias
turment
UOD
virtual components
white signal
xylidins
yalikavaks
ylle