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科学美国人60秒 SSS 全球科学要闻(2)
全球科学要闻(2) Hi, I'm Scientific American podcast editor Steve Mirsky. And here's a short piece from the January 2019 issue of the magazine, in the section called Advances: Dispatches from the Frontiers of Science, Technology and Medicine. Th
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科学美国人60秒 SSS 整流天线将Wi-Fi转换为电能
This is Scientific American 60-Second Science. I'm Christopher Intagliata. One of the biggest drawbacks to wearing a smartwatch is how often you have to ta?ke it off to charge it. But here's an idea. How about charging it with a power source that's p
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科学美国人60秒 SSS 尼安德特人的长矛相当致命
This is Scientific American 60-Second Science. I'm Christopher Intagliata. The time: 300,000 years ago. The scene: a herd of horses, struggling in mud. A short five meters away, a group of early Neandertal hunters, throwing a volley of wooden spears
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科学美国人60秒 SSS 锁定特定脑细胞可消除疼痛
This is Scientific American 60-Second Science. I'm Karen Hopkin. Pain. It's unpleasant. But what if pain could be rendered less...painful...emotionally speaking? Such uncoupling might not be entirely farfetched. Because researchers have located a set
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科学美国人60秒 SSS 摇晃也有助于改善成人睡眠
This is Scientific American 60-Second Science. I'm Karen Hopkin. Every new parent knows, or learns pretty quickly, that rocking can calm that fussy baby when it's time to take a nap. But the benefits of gentle motion may extend past the swaddling sta
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科学美国人60秒 SSS 不同座头鲸种群聚集在一起交换歌声
This is Scientific American 60-Second Science. I'm Jason Goldman. Male humpback whales are the concert singers of the marine world. These ocean giants belt out tunes that can be heard perhaps hundreds of miles away. The songs attract friends and love
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科学美国人60秒 SSS 海水淡化可引发海洋生态变化
This is Scientific American 60-Second Science. I'm Christopher Intagliata. Winter storms have walloped California this year, and snowpack is piling up. But just a few years back, the state was wrung dry by a record-breaking drought. And more dry spel
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科学美国人60秒 SSS 生态学家通过追踪鸟鸣来监测鸟类
This is Scientific American 60-Second Science. I'm Christopher Intagliata. For more than a hundred years, this sound has been missing from New Zealand's forests: (hihi call up and under) It's like two stones being clicked together, or two marbles bei
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科学美国人60秒 SSS 我们的大脑确实能记住某些流行音乐
This is Scientific American 60-Second Science. I'm Christopher Intagliata. How many U.S. presidents can you name? For most people, researchers have found the first couple are remembered, Washington, Adams. And the last couple. Obama, Bush, people lik
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科学美国人60秒 SSS ＂机遇号＂火星探测器任务结束
This is Scientific American 60-Second Science. I'm Steve Mirsky. You know, when this little rover landed, the objective was to have it b?e able to move 1,100 yards and survive for 90 days on Mars. NASA Administrator Jim Bridenstine. And instead here
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科学美国人60秒 SSS 大象的体重随新牙的出现而增加
This is Scientific American 60-Second Science. I'm Karen Hopkin. Elephants don't diet, as far as we know. But their weight does fluctuate, at least for the ones who live in a zoo. Now, researchers have found that this gain and loss in an elephant's m
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科学美国人60秒 SSS 鹿会改变森林的声学
This is Scientific American 60-Second Science. I'm Christopher Intagliata. Thirty million white-tailed deer now live in North America. That's a lotta deer. Megan Gall, a sensory ecologist at Vassar College in Poughkeepsie, New York. In her Hudson Val
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科学美国人60秒 SSS 人类减肥药也能抑制蚊子的食欲
This is Scientific American 60-Second Science. I'm Karen Hopkin. Believe it or not, mosquitoes don't bite out of spite. Female mosquitoes of the species Aedes aegypti need the nutrients present in your plasma to ensure the proper development of their
