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Unknown to them, just thirty miles away at Princeton University, a team of scientists led by Robert Dicke was working on how to find the very thing they were trying so diligently to get rid of. The Princeton researchers were pursuing an idea that had

发表于:2019-01-01 / 阅读(111) / 评论(0) 分类 万物简史

He became rather technical; spoke of the abnormal endocrine co-ordination which made men grow so slowly; postulated a germinal mutation to account for it. 他相当专门化地谈起了使人生长迟缓的内分泌失调问题,并提出萌芽期突变

发表于:2019-01-01 / 阅读(114) / 评论(0) 分类 美丽新世界

The only problem unconsciously assumed by all Chinese philosophers to be of any importance is: How shall we enjoy life, and who can best enjoy life? No perfectionism, no straining after the unattainable, no postulating of he unknowable; but taking po

发表于:2019-01-02 / 阅读(156) / 评论(0) 分类 精美英文欣赏

Smaller Fingers Mean More Sensitive Fingertips A study in the Journal of Neuroscience finds that people with smaller fingers have more sensitive fingertips, probably due to a higher concentration of touch receptors in a given area. Cynthia Graber rep

发表于:2019-01-02 / 阅读(174) / 评论(0) 分类 60秒科学

City Code - Some foreign countries require you to dial a city code before the phone number you are trying to reach. Clamp - A circuit that removes the energy dispersal signal component from the video

发表于:2019-01-03 / 阅读(146) / 评论(0) 分类 电信英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Germanys Harald zur Hausen and Frances Luc Montagnier and Francoise Barre-Sinoussi share the 2008 Nobel Prize in Physiology or Medicine, awarded October 6th. Barre-Sin

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 Scientific American(十)月

If the human genome were put in a straight line, it would be over six and a half feet long. So how do you store all that DNA in a tiny nucleus? And have the cell manage it? Researchers explain how in a study featured on the cover of the October 9th i

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(十)月

This is scientific Americans, 60 second science, I'm Sarah Fecht. Got a minute Thats not a bird whistling. This sound was recorded 2000 feet below the oceans surface. Scientists postulated decades ago that deep-sea animals might use sound to navigate

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 Scientific American(二)月

Pain and Weather Fail to Connect Are you one of those people who can tell when a storm is approaching based on your achy knees? Well, you may think you are. But a new study of more than 1.5 million seniors finds no relationship between rainfall and d

发表于:2019-01-20 / 阅读(144) / 评论(0) 分类 2018年科学美国人1月

Todd: So Jonathan, I thought we would talk about UFOs. Jonathan: Sure. Todd: So do you believe in UFOs? Jonathan: I think that the chance that there is intelligent life in the universe is overwhelmingly likely. But I don't think they're constantly vi

发表于:2019-01-20 / 阅读(179) / 评论(0) 分类 原版英语对话1000个

Todd: So Jonathan, I thought we would talk about UFOs. Jonathan: Sure. Todd: So do you believe in UFOs? Jonathan: I think that the chance that there is intelligent life in the universe is overwhelmingly likely. But I don't think they're constantly vi

发表于:2019-01-25 / 阅读(153) / 评论(0) 分类 英语趣味课堂

Tombaugh had no formal training as an astronomer, but he was diligent and he was astute, and after a year's patient searching he somehow spotted Pluto, a faint point of light in a glittery firmament. 汤博没有受过成为天文学家的专门训练,

发表于:2019-01-29 / 阅读(113) / 评论(0) 分类 万物简史

Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided into two regions, one where DNA goes to get expressed. Cy

发表于:2019-01-30 / 阅读(188) / 评论(0) 分类 60秒科学

Breaking Bad Habits in 28 Days I was watching The Big C on Showtime the other night, and one of the characters mentioned off-hand that it takes 28 days to break a bad habit. A quick Google search showed me that this wasnt just a bit of silver screen

发表于:2019-02-06 / 阅读(154) / 评论(0) 分类 阅读空间

Valor will be tackling the acid clouds of Venus with little help from flying pan technology. This being two weather balloons are we watched Venus in the mid-1980s. This with wagon machines there were two sep balloons that the Russians put them in the

发表于:2019-02-15 / 阅读(181) / 评论(0) 分类 自然百科2012年

Although quarks are much too small to have color or taste or any other physical characteristics we would recognize, they became clumped into six categoriesup, down, strange, charm, top, and bottomwhich physicists oddly refer to as their flavors, and

发表于:2019-02-17 / 阅读(114) / 评论(0) 分类 万物简史
学英语单词
a young person
abrasion tableland
arthur holmess
Arviat
ayuntamiento
backwash ripple mark
batch production
beacon tracking
bed-load sampler
beitel
benzidine reagent
bibi
blunt-noseds
bull-bar
ca ira
cast light on
central contact cap
CF I
chromosomal
Clarke's column
climatic hangar
combing clause
customs guarantee system
dark current carrier
data capture and collection
De Lancey, James
dessayse
diazo acetic ester
equivalent frame method
Erythroneura mori
far-field seismic signal
final account management
flat muscle
flux excursion
forest insect
fracture gutter
front-ended
fuzzing linguistics
guaiacol reaction
helms-burton
heparin injection
hybrid-type
illuminating mark
imbrocado
imperial society of teachers of dancing (istd)
individual phase control
iron-gray
Kaiser Peak
Kalinko
Kifigo
lateral correction magnet
LCMV
Lebyazhiy
lilioceris cheni
lor
magnetic molding machine
mantologists
mechanical guillotine shears
methyldimethylaminoazobenzene
oil slicks
passage order
patio house
pelanserin
pitchwork
plexus pharyngeus
poignant
reactogenicities
retardeds
SAIMR
sausage in cream
self registering instrument
semi-rotary pump
shuttin'
sideboom
sinallagma
snee
so help me (God)
standard state
standard station
stone-still
structured data
subspicata
superiority complex
swaining
terraformations
test-fireds
testimonial immunities
tetranitrol
thelypteriss
traipsed
trap switcher
ultimate bending moment of ship hull
unequal twill
ustasa
vacuum plate
variable block format
washam
weinmann
what do you think about
Williams-Kilburn tube
wireline plug
woodbank