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A New York City entrepreneur is seeking investors for his No Bark startup. With enough investment money, Ty Cobb says, he will be able to discover the melodies that, when played, will instantly quiet barking dogs. Because dogs hear sound frequencies
SCIENCE IN THE NEWS - Mother Bears May Be More Bark Than Bite FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. This week, we tell about the robot collection at the world famous Smi
HEFEI, April 9 (Xinhua) -- DMAX, a large film screen made with Chinese independent technology, on Monday was put into commercial use in a cinema in the eastern province of Anhui, as developers hope to break the IMAX monopoly in China's booming film m
Jeff: My brothers and I just did a really fun and difficult journey across India in a rickshaw. It's, a rickshaw is a three-wheeled, a little three-wheeled vehicle. It's a cross between a car and a motorcycle. It has no doors and it has no trunk to p
Todd: Now Alan, you used to be a baker. Alan: Yes I did. Todd: Thats pretty cool. So you can make anything right, like bread, donuts, cake? Alan: Yeah. My specialty, what I did a lot of was, different varieties of bread. I baked a lot of white bread,
Economics brief: six big ideas. 经济概要:六大经济思想。 Information asymmetry: Secrets and agents 信息不对称:秘密和代理 George Akerlof's 1970 paper, The Market for Lemons, is a foundation stone of information economics, the f