Scientific American's Sixty

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(202) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. 2011 is the International Year of Chemistry. So scientists at the national meeting of the American Chemical Society in Anaheim raised a glass. (Or a beak

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Its been nearly 20 years since astronomers first identified a planet outside our solar system. More than 500 exoplanets have been discovered since then, ye

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Usually, we trust common sense to solve problems. Is a runny mixture too thick? Add some fluid. Thatll make it runnier. Except when the fluid makes it th

发表于:2018-12-24 / 阅读(200) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? It took until about 1800 or 1825 to put the first billion people on the planet. We added the most recent billion in 12 or 13 years. We anticipate two billion more by 205

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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

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This is Scientific American sixty seconds science. I am cythina Graber. This will just take a minute. You are lying in a hammock by a breezy shore. The hammock rocks softly back and forth.in no time. It turns out that not just the relaxation of being

发表于:2018-12-24 / 阅读(189) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(245) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Birds and sea turtles can migrate thousands of miles, by reading the Earth's magnetic cues. But we too might have magnetic sensing abilitiesin our eyes. So say

发表于:2018-12-24 / 阅读(167) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1930 astronomer Clyde Tombaugh discovered the dwarf planet Pluto while looking at photographs of the night sky. Pluto was the first object to be found

发表于:2018-12-24 / 阅读(159) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky at the Lindau Nobel Laureate Meeting in Lindau Germany.This will just take a little more time than our usual minute. Oliver Smithies won the Nobel Prize in Physiology or Medicine in 20

发表于:2018-12-24 / 阅读(151) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky at the Lindau Nobel Laureate Meeting in Lindau Germany.This will just take a little more time than our usual minute. Harold Kroto won the Nobel Prize in Chemistry in 1996 for the disco

发表于:2018-12-24 / 阅读(216) / 评论(0) 分类 未知分类

You are opening ceremony of the London Nobel Loyal meeting included the panel discussion on global health featuring Bill Gates. Yeah, this is to say about Obama research funding priorities. Virtually, for the disease serve the rich, aha, it basic mai

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At the Lindau Nobel Laureate meeting in Lindau Germany, this will just take a little time than a usual minute. Edmond Fischer won the Nobel Prize in Physiology or Medicine in 1992 for his discoveries with Edwin Krebs about the way protein get activat

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 未知分类

According to a variety of studies my languages may be providing mental benefits beyond the ability to chat with locals when I travel. Judith Kroll, from Penn State University, discussed findings from a number of her labs papers on February 18th at a

发表于:2018-12-24 / 阅读(190) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Princess Ahmose-Meryet-Amon enjoyed a privileged lifestyle in what is now Luxor about 3,500 years ago. But she may not have been a happy princess towar

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This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Its graduation season. And some scientists got to wondering whether the folks who shake hundreds of hands while passing out diplomas run the risk of coming

发表于:2018-12-24 / 阅读(181) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. A jumping cockroach. A glowing mushroom. And a leech that has teeth. These are three of scientists' picks for the Top Ten New Species described in 2010.

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 未知分类

A jumping cockcroach, a glowing mushroom and a leech that has teeth. These are the three of scientists picks for the big top ten new species decribed in 2010. The list is dissembled by the international institute for species exploration at Arizona St

发表于:2018-12-24 / 阅读(216) / 评论(0) 分类 未知分类
学英语单词
agelast
amphibious objective area study
asambleas
atoes
balancing gear
Battenberger
blade rubbing
blockage factor
blood lakes
BTBA
butadiene
Cenozoic Erathem
center-back
Cherenkov, Pavel A.
cilioiridic
cociuba mare
command interpretation
continuous evaporator
Crl distribution point.
crosscouplings
dapper
determinant of transformation
dinitrobenzenes
disk parameter block
diskset
dissociated personality
DQ Herculis star
dynamic multi-pathing
electrode tip holder
empride
entomopter
experimental gynecology
explosive anchorage buoy
file inspection
floating oil recovery ship
fourrange
Gabil
Gonde
gouiecythere hanchingi
grammaticalizing
Hauxa
Hou's process(for soda manufacture)
Huanghai mean sea level
hygrosensation
hypertrophies
intervaginal scales
ipecac and opium powder
isopurpurate
krooks
land hemisphere
laudas
lazim
lilioids
links and links knitting
Mesgegra
Methanosalsum
Mini card
molberi
monk vulture
nards
Neuron intermedium
normally opened
Paleoproterozoic Erathem
parametric type
pelvic congestion
pendulum therapy
piky
pinnatilobate
post-dose
posterolaterodorsal
prionotus carolinuss
program-controlled mulitprocessor structure
pseudoneaera semipellucida
pubic-hair
pulverized coal combustion
put a price on someone's head
quartz pendulum tiltmeter
radiohydrogen
recreent
reflection rotation group
rimo
samuel jackson sneads
self-ignition fuel
seven important portals
shop audit
sine flutter
slab waveguides
spallation (of nucleus)
stop pawl
Tanaka Koichi
Tarentum(Taranto)
test cases
tetralogue
the dramatic unities
treeing
twin band saw machine
unpackaged transfer
valve cotter
vice-presidential
Welsh corgi
westm
wooden triangle