Scientific American's Sixty

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in Physiology or Medicine goes to Bruce Beutler at the Scripps Research Institute in California, Jules Hoffmann at the French National Center for Sc

发表于:2019-01-08 / 阅读(224) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in Physics goes to Saul Perlmutter at the Lawrence Berkeley National Lab, Brian Schmidt at the Australian National Lab and Adam Reiss at Johns Hopki

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(308) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Amy Kraft. Got a minute? Over the course of this campaign... A lot of people watch political debates on TV. Which means great opportunities for advertisers. But an ad for an island getaway or exoti

发表于:2019-01-08 / 阅读(188) / 评论(0) 分类 未知分类

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

发表于:2019-01-08 / 阅读(190) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? Earth's surface is dominated by oceans. But where did all that water come from? Asteroids and comets smashing into the early Earth have long been thought to be a promisin

发表于:2019-01-08 / 阅读(192) / 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. It sounds either really crazy, or kind of obvious. But according to new research, pick-up soccer could help homeless men avert the risk of an early dea

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? Jiminy Cricket may not actually hold the door open for his lady friends, but he can still be chivalrous: researchers from the University of Exeter discovered that whe

发表于:2019-01-08 / 阅读(189) / 评论(0) 分类 未知分类

When your kids misbehave, maybe you tell them to stop acting like chimps. Well, that would be an insult to the familiar common chimp, Pan troglodytes, which actually grows up pretty fast. Now bonobos, the other chimp species, or Pan paniscus, enjoy h

发表于:2019-01-08 / 阅读(181) / 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) most obvious effect of birth control pills is, well...birth control. But the pill may have subtler effects, too. Like influencing which guy a woman goes

发表于:2019-01-08 / 阅读(211) / 评论(0) 分类 未知分类

Most obvious effect of birth control pill is, well, birth control. But the pill may have subtle effects, too. Like influencing guy which women goes for, in her satisfaction with him, in bed and out. So says study in the Journal Proceeding of Royal Sc

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Believe it or not, violence has been in decline for long stretches of time. And today we are probably living in the most peaceful time in our species' existence. Harvard

发表于:2019-01-08 / 阅读(212) / 评论(0) 分类 未知分类

Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe

发表于:2019-01-08 / 阅读(238) / 评论(0) 分类 未知分类

For many potential entre animals this is one of the scariest sounds around. Scientists long thought the lion's distinctive roar was due to thick layers of fat inside the vocal cords. But new research suggests that it's not the fat that makes the roar

发表于:2019-01-08 / 阅读(209) / 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. They say what doesn't kill you makes you stronger. But sometimes what makes you stronger can kill you, at least when it comes to blood clotting. Because

发表于:2019-01-08 / 阅读(226) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The early bird gets the wormand may avoid skin cancer. Because a new mouse study suggests that, for humans, tanning in the mornings may be less likely to permanently

发表于:2019-01-08 / 阅读(183) / 评论(0) 分类 未知分类

The early bird gets the worm, and may avoid skin cancer. Because a new mouse study suggests that for humans, tanning in the mornings may be less likely to permanently damage in DNA and cause skin cancer. A mouses levels of the DNA repair protein XPA

发表于:2019-01-08 / 阅读(214) / 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. Einstein, Newton and many other legendary scientists did groundbreaking work in their 20s. But if your hair has gone gray and no Nobel seems likely, do

发表于:2019-01-08 / 阅读(203) / 评论(0) 分类 未知分类

Food is the body's fuel. Now a study finds that the amount of energy in that fuel can depend not just on its calorie contentbut on how it's prepared. And the research, published in the Proceedings of the National Academy of Sciences, could explain an

发表于:2019-01-08 / 阅读(166) / 评论(0) 分类 未知分类

Food is the body's fuel ,now a study finds the amount of the energy in that fuel can depend not just on it's calorie content but on how it's prepared,and the research published in the proceedings of the National Academy of Sciences could explain an i

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 未知分类
学英语单词
adver
agar media
aligned tube bank
all-the-year-round
apomixia(apomixis)
applanation
applied satellite
as subayhiyah
Ban Khao Yoi
banking bond
Bascuence
bend to it
bladder senna
break down into simple compounds
Cadburys
capstan box
career selection education project
Carlsberg Ridge
cement-lined pipe
Chlorotrisin
civilian clothings
colour positive film
complex loading
countercorrelated
craptop
cross flow angle
desesperance
Dickie
dickinsonite
drudge
Elmendorf machine
endenture
epicritic sensibility
federal court system
Filardo
financing orientation
flat banding
fluid contact
forced maneuver
Gallicize, gallicize
galvanized iron corn head screw
genus pulsatillas
go to ... expense
healing ridge
Hodod
hydraulic supply line
impeys
industrial applications
Karmanovo
kayoed
kunstgeschichtes
Kānth
Livaline
Lloyds
lookout station
manual start timer
mattar paneer
metachoresis
mitsibushi
Mrozów
Octoberly
on-long
open wiring
oral and maxillofacial surgery
oxidation value
parallax panoramagram
park geun-hye
Port-Louis
preference pattern
pyloric sac
rabbet joint
radiant ray intercepted glass
raft chute
raising plain
real-time optical tracker
recessed jewel
repeat-player
resident buying office
return on investment capital
sausage-makers
secondary mesenchyme
Sherman County
shinde
skullery
tankite
tape oriented system
teasingly
theosalicin
trail of rain
tri-N-acetylchitotriose
tuned detector
two-chamber view
uniaxial joints
varroa mite
ventilation cover
viroquans
waste burial ground
weather communication center
weather in
Wickens
written instrument
Xtra-dull