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科学美国人60秒 SSS Your Cat Thinks You're Cool
Your Cat Thinks You're Cool 猫咪认为： 你是最好的 We tend to see house cats as aloof and independent, mostly preferring to engage in their own kitty business. But that assumption may be littered with error. Because a new study finds that, g
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科学美国人60秒 SSS Urban Food Foraging Looks Fruitful
Urban Food Foraging Looks Fruitful城市水果优点多 Foraging for food in urban areas is on the rise. Not dumpster diving. Collecting fruits and herbs. 在城市觅食越来越流行。当然啦，不是在垃圾堆里翻找食物。而是采摘水果
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科学美国人60秒 SSS Pulling the String on Yo-Yo Weight Gain
Pulling the String on Yo-Yo Weight Gain噩梦：胖了瘦，瘦了又胖 We focus on what is called recurrent obesity or yo-yo obesity, which is a feature which affects close to 80 percent of all overweight individuals worldwide. 我们将重点放在复
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美国国家公共电台 NPR Big Cats and People Live in Close Quarters in India
Big Cats and People Live in Close Quarters in India远离大猫 In India, as a consequence of stricter protection of wildlife and increased tolerance, numbers of large carnivores are increasing in private lands and lands outside the protected-area sy
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科学美国人60秒 SSS Sweet Song Gives Away New Bird Species
Sweet Song Gives Away New Bird Species我的歌声你懂得 That, of course, is the sound of the Himalayan forest thrush. And that sound was a clue to field researchers that they might have a new species of bird on their hands. Even though it was in
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科学美国人60秒 SSS Cave Dwellers Battled Bed Bug Bites, Too
Cave Dwellers Battled Bed Bug Bites, Too古人也挨臭虫叮 Picture a prehistoric human encampment, in a cave. What do you see? Maybe some animal hides, bones from last night's dinner, a small fire? But what you might not picture are the other cave
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科学美国人60秒 SSS Species Split When Mountains Rise
Species Split When Mountains Rise生脉隆起导致生物多样化 The tropics are well known for their biodiversity. But another hotspot? Mountains. Like the Hengduan Mountains, in south-central China. 热带地区因为其生物多样性而为大家所
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科学美国人60秒 SSS Shoelace Study Untangles a Knotty Problem
Shoelace Study Untangles a Knotty Problem鞋带易结也易解 Youre strolling down the street or maybe hauling that load of laundry down a flight of stairs when all of a sudden. [sound fx] Your laces come undone. If youve ever pondered what precipit
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科学美国人60秒 SSS Polar Bears Must Work Harder On Faster Sea Ice Treadmill
Polar Bears Must Work Harder On Faster Sea Ice Treadmill奔跑吧!北极熊 Polar bears live on floating rafts of sea ice, hunting for seals. But in the Arctic Ocean north of Alaska, the cold polar wind constantly blows that ice from east to west. Wh
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科学美国人60秒 SSS Extreme Storms Are Extreme Eroders
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
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科学美国人60秒 SSS Chaotic Orbits Could Cause Catastrophic Collision
Chaotic Orbits Could Cause Catastrophic Collision火星真的会撞地球? Isaac Newton said, I can calculate the motion of heavenly bodies, but not the madness of people. He meant that while people can be unpredictable, the planets are just the oppo
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科学美国人60秒 SSS Individuals' Blood Glucose Levels after Meals May Be Predictable
Individuals' Blood Glucose Levels after Meals May Be Predictable预测血糖 High blood sugar levels are a risk factor for type 2 diabetes. Doctors today have only general dietary recommendations for how to control those levels, because theres no rea
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科学美国人60秒 SSS Healthful Diet Switch Helps Even Late in Life
Healthful Diet Switch Helps Even Late in Life论人生晚年健康饮食的重要性 Lets say your diet has been not so great. Maybe too much red meat, especially processed meat. Maybe too many sugary soft drinks. And maybe youve been eating like tha
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科学美国人60秒 SSS Evolution, stem cells and the National Inventors Hall of Fame
Welcome to the Scientific American podcast. I am Steve Mirsky. In this inaugural edition of the podcast, we'll talk with John Rennie, the editor in chief of Scientific American magazine, about the crisis in cloning and its implications for stem cell
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科学美国人60秒 SSS Avian flu, marijuana policy, new tyrannosaur
Welcome to the Scientific American podcast for mid February. I am Steve Mirsky. This week on the podcast, we will talk with Scientific American editor, Christine Soares, about avian flu. Paleontologist Gregory Erickson tells us about the discovery of
