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This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(58) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(八)月

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 阅读空间

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(52) / 评论(0) 分类 夏说英语新闻晨读
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acetylruthenocene
active sulfur
adpeoples
Al-Amari
aligarhs
alms-folk
anti-dazzle
audit of financial revenue and expenditure
baby movies
bedded stratified
blood coagulation mechanism
bomb adapter-booster
branching river channel
build-it
catch-22s
climb to
coleopters
corosif
cost of reproduction
Cotentin
counter flow drier
creative department
decesse
Depoestradiol
dog stay
door-jamb
drean
elevation and latitude
EPEC
erubescens
Fasciola hepatica
fetal tissue transplantation
foreign affairs arbitration
glade mallows
gluepot
grain harvesting machine
granulatus
growge
hand print
hydrobromide
hydroxyiodide
icb
information benefit
invariant geological age
journal zerk nipple
jubilancies
kylindrite
Landore
lesly
liquorice extract
Longlac
Lovea, Prek
magnetism chart
make something go round
make way for something
mandibular excess
Mariscus compactus
means of support
mediellae
mimetic polymorphism
moanworthy
moonlit
nall
neocomplanatoside
never take one's eyes off
nexts-to-nothing
nonindentured
nynexes
Octatensin
Omega, Cape
optical parametric generation
organophilism
overperforms
panel sample
park 'n' ride
physical metallurgical
Pinilla de Toro
play-ed
polysystoles
porotomy
procacities
pulled into
purity of steam
quillwort family
radio range fix
reach for the stars
repegs
sea-damage for seller's acount
search and rescue (sar)
shelllike
sides with
stringiness
tangent Euclidean space
the pipes
topographical drafting
touch-phone
transvasation
Tsebelda
unparameterized
unstable community
unvocal
up-strokes