2017年《60秒科学(科学美国人)》英语听力音频打包下载2018-03-16
VOA英语网提供的关于2017年《60秒科学(科学美国人)》英语听力音频打包下载的资源.
2016年《60秒科学(科学美国人)》英语听力音频打包下载2018-03-16
VOA英语网提供的关于2016年《60秒科学(科学美国人)》英语听力音频打包下载的资源.
2015年《60秒科学(科学美国人)》英语听力音频打包下载2018-03-16
VOA英语网提供的关于2015年《60秒科学(科学美国人)》英语听力音频打包下载的资源.
2014年60秒科学(科学美国人)英语听力音频打包下载2018-03-16
VOA英语网提供的关于2014年60秒科学(科学美国人)英语听力音频打包下载的资源.
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:Nice People Have Emptier Wallets2018-10-17
A study correlating personality traits with financial data found that agreeable people had lower savings, higher debt and higher bankruptcy rates. Christopher Intagliata reports.
科学美国人:Solar Eclipse Was a Buzzkill for Bees2018-10-16
Bees suddenly fell silent when the sun disappeared during last year's solar eclipsemdash;perhaps because they were tricked into night mode. Christopher Intagliata reports.
科学美国人:Solar Eclipse Was Buzzkill for Bees2018-10-14
Bees suddenly fell silent when the sun disappeared during last year's solar eclipsemdash;perhaps because they were tricked into night mode. Christopher Intagliata reports.
科学美国人:Mom's Genes Make Some Giraffes Hard to Spot2018-10-11
Baby giraffes inherit aspects of their mothers' patterningmdash;which could give them a survival advantage if good camouflage runs in the family. Christopher Intagliata reports.
科学美国人:Economics Nobel Highlights Climate Action Necessity2018-10-10
William Nordhaus shared the 2018 Nobel Memorial Prize in Economic Sciences, quot;for integrating climate change into long-run macroeconomic analysis,rdquo; with Paul Romer, quot;for integrating technological innovations into long-run macroeconomic analysis.quot;
科学美国人:Scanning Ancient Civilizations from the Skies2018-10-09
An aerial laser scan of more than 800 square miles of Guatemalan jungle revealed Maya buildings, canals, roads and bridges. Christopher Intagliata reports.
科学美国人:Scale Can Measure Medicine—and Play a Scale, Too2018-10-08
Researchers have designed a musical instrument that can detect counterfeit drugs by the pitch of its notes. Christopher Intagliata reports.
科学美国人:Antifreeze Surface Fights Ice with Ice2018-10-08
Patterning a surface with tiny stripes of ice prevents frost formation on the rest of the surfacemdash;a technique that could keep planes or roads frost-free. Christopher Intagliata reports.
科学美国人:Scale Can Measure Medicine--And Play A Scale, Too2018-10-07
Researchers have designed a musical instrument that can detect counterfeit drugs by the pitch of its notes. Christopher Intagliata reports.
科学美国人:Highway Crossings Protect Migrating Pronghorns--and Motorists2018-10-07
Twice a year, thousands of pronghorn antelope and mule deer migrate through Wyoming, and newly built highway crossings are sparing the lives of animalsmdash;and motorists.Jason G. Goldman reports.
科学美国人:Diverse Tree Portfolio Weathers Droughts Better2018-10-06
Forests with numerous tree species, and therefore a mix of water-management strategies, appear more tolerant of drought. Christopher Intagliata reports.
科学美国人:Beer Fermentation Hops Along2018-10-06
The bittering agents called hops have enzymes that chew up starch and unleash more fermentable sugarmdash;which can boost alcohol and CO2 in the finished brew. Christopher Intagliata reports.
科学美国人:Pirates Needed Science Too2018-10-05
On International Talk Like a Pirate Day, here's an eye-patch-witness account of how science helps in all peg-leg walks of life, even piracy
科学美国人:Genetic Tweak Gave Early Humans a Leg Up2018-10-05
A mutation in a key gene may have endowed humans with superior endurancemdash;allowing them to compete better with other animals on the savanna. Christopher Intagliata reports.
科学美国人:Sea Otters' Powerful Paw Prey Perception2018-10-04
The marine mammals have extraordinarily sensitive touchmdash;which helps them nab prey in the absence of other sensory cues. Christopher Intagliata reports.
科学美国人:Nobel in Chemistry for New and Useful Chemical Entities via Evolutionary Principles2018-10-04
Frances H. Arnold, George P. Smith and Gregory P. Winter share the 2018 chemistry Nobel for developing evolutionary-based techniques that lead to the creation of new chemical entities with useful properties.
科学美国人:Earlier Springs May Mean Mistimed Bird Migrations2018-10-03
Springtime's arriving earlier across North America. But the degree of change isn't the same everywhere, which could spell trouble for migratory birds. Christopher Intagliata reports.
科学美国人:Nobel in Physics for Controlling Laser Light2018-10-03
Arthur Ashkin, Geacute;rard Mourou and Donna Strickland share the 2018 physics Nobel for their work with lasers that have led to numerous practical applications, such as eye surgery.
 2350    1 2 3 4 5 6 7 8 9 10 下一页 尾页

赞助商链接