2010年Scientific American's Six

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. They call it culturomics: the obvious play on the word genomics looks at trends in human thought and culture. But scientists say culturomics has been h

发表于:2018-12-02 / 阅读(91) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. I'm Karen Hopkin. This will just take a minute. Pop-pop! Its so good to see you. How are you? Mans voice: Good, good. How are those knees holding up? And the old ticker? Man: Fine. Cant complain. What m

发表于:2018-12-02 / 阅读(97) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. Thisll just take a minute. Any school kid can tell you that comets are made of ice. That frozen water burning off is what gives comets their characteristic tails. But asteroids were g

发表于:2018-12-02 / 阅读(81) / 评论(0) 分类 Scientific American(四)月

This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Research on acupuncture just got a shot in the arm. Well, a needle near the knee, actually. Because a study in the journal Nature Neuroscience has uncovered

发表于:2018-12-02 / 阅读(78) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sticks and stones may break some bonesunless you're a young female chimp. In that case, you're more likely to cradle your stick like a dollie. That findi

发表于:2018-12-02 / 阅读(112) / 评论(0) 分类 Scientific American(十二)月

Organisms evolved sexual reproduction so they could stay one step ahead of parasites. Or so the theory goes. But what about beasties that make babies without sex? How do they escape infection? A study in the journal Science suggests that for bdelloid

发表于:2018-12-02 / 阅读(103) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will take a minute. If Alice is smart, and Bobs even smarter, working together they would A) be twice as smart, B) be half as smart or C) form a task force and get nothing done. Ac

发表于:2018-12-02 / 阅读(52) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? Scientists have finally verified something that Jersey Shore stars Snooki and Pauly D have probably known all alongthat getting your bronze on at the tann

发表于:2018-12-02 / 阅读(70) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. Thisll just take a minute. You might expect young women scientists to make less than older men. But veteran female life science researchers, even in very advanced positions, still ma

发表于:2018-12-02 / 阅读(61) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Over the years regulations have developed to limit the hours of hospital interns and residents, because someone putting in a 100-hour workweek might not be at their best w

发表于:2018-12-02 / 阅读(108) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(114) / 评论(0) 分类 Scientific American(十二)月
学英语单词
adaptive-optics
additional commitment
amorphous phase
analog sound
anaphorically
annalized
antirevolution
arrow root starch
Atlas rocket
Bannesdorf auf Fehmarn
binder modification
braine le comte
callback
Candin
cantral terminal unit
cash ratio deposits
Cassoalala
circulation integral
collection service
continuing professional education (cpe)
continuous string
convolute mineralization
cubic-lattice cell
differents
dining-table
dioxygens
drp
easy bilge
elasto-plastic system
Federal Islamic Republic of the Comoros
final periods
fireband
formed stool
garbage trucks
Geesteren
give it another brush
greenish-grey
Hemerocallis forrestii
heparphosphotides
hexagonal-close-packed
Hochkalter
hoof-pick
hourglass curve
Imidazolo-2-Idrossibenzoate
induplication
infiltration tunnel
International Meeting of Marine Radio Aids to Navigation
Joliet, Louis
juvenile sulfur
kachang puteh
Kyaikpi
Lhenice
lifting and moving equipment
long hundred
Luchki
made for life
maquiladoras
Mary Queen of Scots
megaton bomb
metering characteristic of nozzle
mixed mode
modulation reference level
moneyhatting
NATO phonetic alphabet
nested scope
nonnarcotics
olpc
Phosphor Bronze Strip
physical distance measuring
postgena
premires
Processing loss
pyloric stenosis
queueing network model
rapid growths
re-activating
redundant recording
reheat steam conditions
right elevation
Roig, C.
rosenstiel
Rubus mesogaeus
san juan de camarones
sedentary polychaete
shikimic acid
standard specific volume
Staphylininae
sterile food
sweet basils
swing tow
temperature - sensitive mutant
the furies
top-blown
turnover ratio of accounts payable
uninstructively
united parcel service
water-stage transmitter
wax-bill
white firs
Wirrega
yellow-backeds
youthward