1. VOA英语学习网
  2. 设首页|英语四级|英语六级|英语日记|英文自我介绍|英语话剧剧本
  3. 打包下载 | VOA打包 | BBC打包 | 日语 韩语
  4. 手机版
  1. 英语学习网站推荐
  2. 剑桥英语考试认证
  3. 外教口语面对面课程
2015年《60秒科学(科学美国人)》听力音频打包下载2016-01-05
2014年60秒科学(科学美国人)英语听力音频打包下载2015-01-18
60秒科学(科学美国人)音频打包下载(至20120225)2012-03-05
科学美国人:Gamers Wanted to Attack Food Toxin2017-10-19
By playing the online game Foldit, players might help design an enzyme that can stop aflatoxins from making millions sick.
科学美国人:Squirrels Chunk Their Buried Treasure2017-10-19
Under certain circumstances squirrels will bury all of the same kind of nut near one another, a mnemonic strategy known as chunking.
科学美国人:Tsunami Sent Species on a Transoceanic Trip2017-10-09
The massive earthquake that rocked Japan in March 2011 took thousands of lives. It sent tsunami waves more than a hundred feet high towards northern Japan, where they battered the Fukushima Daiichi nuclear plant—and swallowed up whole swaths of coastline.
科学美国人:Australian Bird Dips Its Dinner2017-10-09
A chance observation led researchers to add the Australian Magpie to the short list of birds that dunk their food in water before eating.
科学美国人:Nobel in Physiology or Medicine for Our Inner Clocks2017-10-09
The Nobel Prize in Physiology or Medicine 2017 was awarded to Jeffrey C. Hall, Michael Rosbash and Michael W. Young for discoveries of molecular mechanisms controlling circadian rhythms.
科学美国人:Warming Puts Squeeze on Ancient Trees2017-10-09
As temperatures rise, the tree line moves upslope. But ancient bristlecone pines are losing that upslope race to faster-colonizing neighbors. Christopher Intagliata reports.
科学美国人:Electric Eels Increase Shock by Leaving Water2017-10-09
Submerged electric eels lose current to water, so they apparently leap into the air to minimize their contact with water and maximize their shock value.
科学美国人:Rising CO2 Pushes Plants to Drink Sparingly2017-10-08
As carbon dioxide levels rise, plants are sipping water more efficientlymdash;which could come in handy in a drier future. Christopher Intagliata reports.
科学美国人:Springtime Now Arrives Earlier for Birds2017-10-08
A trove of scientific notes from the early 1900s suggests a warming climate is driving birds to migrate earlier to New Yorkrsquo;s Mohonk Preserve. Julia Rosen reports.
科学美国人:Nobel in Physics for Detecting Gravitational Waves2017-10-08
The Nobel Prize in Physics goes to Rainer Weiss, Barry C. Barish and Kip S. Thorne quot;for decisive contributions to the LIGO detector and the observation of gravitational wavesquot;.
科学美国人:Galaxies Far, Far Away Send Us Highest-Energy Cosmic Rays2017-10-08
A new study hints that the most energetic particles ever seen come from far beyond the Milky Way.
科学美国人:Biometric Identifies You in a Heartbeat2017-10-08
Like fingerprints and facial recognition, the shape and beat of your heart can be used to verify your identity. Christopher Intagliata reports.
科学美国人:Building a Better Mirror for Telescopes2017-10-07
More reflective telescope mirrors allow astronomers to capture more photons mdash;and do more science. Christopher Intagliata reports.
科学美国人:Nobel in Chemistry for Seeing Biomolecules in Action2017-10-07
The Nobel Prize in Chemistry goes to Jacques Dubochet, Joachim Frank and Richard Henderson for developing cryo-electron microscopy for the high-resolution structure determination of biomolecules in solution.
科学美国人:This Frog Can't Hear Its Own Calls2017-10-07
The frogs' calls are too high-pitched for the frog to detect, which may be an artifact of evolution. Christopher Intagliata reports.
科学美国人:1 Sneeze, 1 Vote among African Wild Dogs2017-10-07
Individuals in packs of African wild dogs appear to sneeze to make their wishes known regarding when to get up and hunt.
科学美国人:When We Fly to Mars, Microbes Will, Too2017-10-07
The microbes that live in and on our bodies will colonize a human-manned spacecraft to Marsmdash;but will the spacecraft's microbiome be safe? Christopher Intagliata reports.
科学美国人:Feds Want to Know Who's Protesting Trump2017-09-15
Internet hosting company DreamHost is battling the U.S. Justice Department over requests for information about people visiting a website for organizing protests. Larry Greenemeier reports.
科学美国人:Cannibalism Quells Contagion Among Caterpillars2017-09-14
Cannibalistic caterpillars prevent disease from decimating their populationsby removing infected individuals. Emily Schwing reports.
科学美国人:Feds Want to Know Who's Protesting Trump2017-09-14
Internet hosting company DreamHost is battling the U.S. Justice Department over requests for information about people visiting a website for organizing protests. Larry Greenemeier reports.
科学美国人:Windows Vex Bats' Echolocating Abilities2017-09-09
Smooth vertical surfaces like windows reflect sound waves away from batsmdash;meaning bats can't 'see' windows and similar obstacles with echolocation. Christopher Intagliata reports.
科学美国人:Wetlands Could Save Cities--and Money, Too2017-09-09
Using insurance industry models, researchers determined that wetlands prevented some $625 million in damages due to Hurricane Sandy. Christopher Intagliata reports.
 2109    1 2 3 4 5 6 7 8 9 10 下一页 尾页

赞助商链接

VOA,VOA慢速英语,英语学习网,英语新闻,学习方法