2012年Scientific American's Six

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? Camouflage face paint can make a soldier invisible to enemy in eyes. But it won't shield him from the shearing heat of a roadside bomb, a lethal eleven hundr

发表于:2018-12-24 / 阅读(123) / 评论(0) 分类 Scientific American(八)月

One day the banana is perfect- bright yellow, firm, flavourful. But even within the same day, brown spots can appear on your perfectly ripe banana. Its flesh turns mushy and it's destined for the compost or at best banana bread. But scientists are de

发表于:2018-12-24 / 阅读(195) / 评论(0) 分类 Scientific American(八)月

You might picture Neanderthal cavemen gnaw on bones around campfire. Which wouldnt be inaccurate. But Neanderthal mayhave also dieted on roasted vegetables and known a bit about medicinal plants,too. So says a study in a journal N, the science of nat

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60-second science.I'm Sophie Bushwick.Got a minute? It's not easy being yellow.But as now is face two separated con?? demix which threaten the pluck the fruit off x tables.Fortunately,reseachers have now x banana's DNA,pro

发表于:2018-12-24 / 阅读(175) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60-second science.I'm Innmi Craft.Got a minute? Here's one way bites my get there next meal by ease dropping on flies having sex.That's eat a lot of seemingly undetectable flies.To find out how the winged memers find the i

发表于:2018-12-24 / 阅读(231) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60 seconds science. I'm Ian Chant. Got a minute Secret identities aren't just for superheros anymore. Researchers have found that protein present in everything from amoebas to people is living the double life. Once it bi

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60-second Science.I'm A.L.Got a minute? A nice glass of saki might not make figure of your dug.The bosom has resulted belong demascation processors.Humans have demascatered on off louder organisms from paths to grains to t

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 Scientific American(七)月

The London Olympics are about to begin,and spectator will again be revited by feats that would've been imposibily when the modern Olympics began in 1986. Jaw-dropping records are attainable in part because of advances in material science. New materia

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 Scientific American(七)月

You've probably heard of peanut or shellfish allergies,but a meat allergy,not as common. Even weird * will might be causing it, tick bites.According to a study in the journal of General Internal Medicine. A few years back, folks started showing up in

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 Scientific American(七)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? New dads might expect to deal with dirty diapers or a baby's cries in the night. But how about lower testosterone levels? Previous research has shown that fa

发表于:2018-12-24 / 阅读(148) / 评论(0) 分类 Scientific American(九)月

Jeanne Baret was passionate about science, so passionate that in the 1760s the French women disguised herself as a man. She hide her true identity to accompany her lover, Bach Philibert Commerson on the first friendship to sail around the world. At t

发表于:2018-12-24 / 阅读(250) / 评论(0) 分类 Scientific American(一)月

This scientific American 60 second ,I'm Cynthia Graber 。This just takes a minute。 After Haitiearth quack 2 year ,color swept the country. And within months, the same strain has spread to demanded republican of US then to Bure ,Mexico ,Spain ,an

发表于:2018-12-24 / 阅读(173) / 评论(0) 分类 Scientific American(一)月

This is Scientific American, 60 second science.I'm rose got minutes sit ,stay ,down ,no ,don't need that ,drop it, dogs .We pad them ,we love them ,we talk them. But are they listening, of course they are. Recent researchers found dogs pay attention

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 Scientific American(一)月

Can you tell the difference between Modern Violin and Tecra craft by Italian masters .Don't feel so bad, expert players can't do it either. In double blind test, 21 experienced violinists unable to tell difference between rare old instruments and new

发表于:2018-12-24 / 阅读(148) / 评论(0) 分类 Scientific American(一)月

Ever wondered why mosquito eat some people up but leave others relatively unscathed. a new study find this prefential treament due to smells produced by the microscopic critters that cover our bodies. the reaserch is in the journal public library sci

发表于:2018-12-24 / 阅读(219) / 评论(0) 分类 Scientific American(一)月

Happy new year and dont feel bad about taking today off, after all, youve travelled far. And Im not talking about the trip home from the party. According to NASA, just by being on the planet earth last year, youve zipped about 584 million miles aroun

发表于:2018-12-24 / 阅读(164) / 评论(0) 分类 Scientific American(一)月

No matter how seldom you've opened that calculus textbook on your shelf, the chances of worms having eaten it are pretty low. But books written back in the Renaissance have had much better odds of becoming worm food. Now we know that the holes left b

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 Scientific American(十一)月

No matter how seldom you've opened that calculus textbook on your shelf, the chances of worms having eaten it are pretty low. But books written back in the Renaissance have had much better odds of becoming worm food. Now we know that the holes left b

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 Scientific American(十一)月

No matter how seldom you've opened that calculus textbook on your shelf, the chances of worms having eaten it are pretty low. But books written back in the Renaissance have had much better odds of becoming worm food. Now we know that the holes left b

发表于:2018-12-24 / 阅读(125) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American sixty seconds science. I am Karen Hopkin. This will take just a minute. Your morning coffee. A baking pie. That turkey in the oven. There are some smells you just cant get enough of. But mix them and other scents all toget

发表于:2018-12-24 / 阅读(138) / 评论(0) 分类 Scientific American(十一)月
学英语单词
1394 ieee standard
abolitionize
activity store
air cylinder valve connection
alexinic unit
alligator bonnet
amzn
autoconvective lapse rate
aversive
bad way
banjo oiler
barnacles
baselitz
be only skin and bones
black-snake
Briggsia aurantiaca
buoyant effect
car body load
carinimurate
chavviest
chemical fertilizer plant
circumferential wiring
clusias
complete interchangeability
Corydalis moupinensis
Dame Joan Sutherland
deprivileges
double acting pile driver
drawing environment
effect a lodge
entwining
Epyris californicus
excogitating
F Dd.
fozy
front course sector
fuselage longeron
ganglia plexuum sympathicorum
gate-level logic simulation
glaze sticking
Gnetatae
gridistor
guardo
handling intermittence time
heat storage unit
hot chemical treatment
hydraulic characteristic of column
hypermegasoma
infilename
jaygee
Kharkiv(Khar'kov)
linked course
long interest
Maloarkhangelsk
midlers
mixed surd
morgunov
mouthparts
multiplextransmitter
network definition language
newly-mades
oetothiamine
ordered magnetic state
overshielding
pealing out
phenolic coating
phials
phototelephony
piedmont belt
portable blower
postpartum frequent urine
pre-moral
pressoreceptor system
profiters
pseudocyphellaria cinnamomea
quality franchise
ravinder
rech
Ryswick
sagittatus
sand cleaning
screen coordinate system
seismographs
sinochlora sinensis
specimen tree
static RAM chip
supervisory panel
temefloxacin
tenectomy
time to chopping of switching impulse
tonsilotomy
training ground
Tresten
tritopyramid
typing-reperforator
UPSA-C
valentina tereshkovas
variable speed control
viously
watercoaster
wood screw lathe
woodworking plane