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(252) / 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(219) / 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(219) / 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(183) / 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(255) / 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(221) / 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(139) / 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(160) / 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(151) / 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(205) / 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(244) / 评论(0) 分类 Scientific American(十二)月
学英语单词
acoustic detecting apparatus
action against tortfeasors
after beat
american footballs
anterior facial vein
arrisways
Aunt Jemima
Bacillus pluton
backflushing chromatography
barbital sodium
bedcover
Bougainville
cachexia suprarenalis
chaldaeas
channels for capital outflow
chorused
CM field
compensation spectrum
consed
contronymy
Craigleith stone
crash and burn
diffuoro compound
disconnection syndrome
dogfight
door latches
dry mei-yu
eddingtonite (edingtonite)
elytrigerous
empirical treatment
fail open
family Melastomataceae
fanus
fastex
figging
flechage
foreign business out look
forpamper
fruit-markets
gaults
geert
give priority
h.324
hemihyperthesia
heptenyl
high echo
high precision hard alloy cutter grinder
high-tank
homee
identity increment
imbrase
interpersonal learning
JDAL
Khemmarat
kinesi
Kootenay
label(l)ed particle
level of illumination
levofacetoperane
lower Austria
lutener
Micadur
millbourns
minho
Mlicrococcus nasalis
molecular beam type maser
mus saxicola gurkha
Namibian
necessitating
nitroquine
operational activities
planer fixture
porta-cabin
prisers
ram access time
ratifier
recoverablevalue
red scares
reluctive transducer
retroperitoneal pneumography
rolling time
satanically
saw wood
seeing stars
sight-translated
simple determination language
snap at
sodium kakodylate
startfulness
sudokeratosis
syntheses
tarpela formosana
thrupple
toones
transistor analysis recording equipment
Trenkle
TS (temperature switch)
ultrasonic inserting
vulturian
vyomanaut
waiter-services
wolf's milk