科学美国人60秒 SSS Bacteria Can Be Resistant to Brand-New Antibiotics

Bacteria Can Be Resistant to Brand-New Antibiotics 谁在对抗最新的抗生素 Perhaps the chief poster child of antibiotic resistance is methicillin-resistant Staphylococcus aureus, or MRSA. The bacterium is impervious to a suite of antibiotics,

科学美国人60秒 SSS Frog Spit Behaves Like Bug-Catching Ketchup

Frog Spit Behaves Like Bug-Catching Ketchup 青蛙唾液竟然类似番茄酱？ You might think frogs catch insects cause their tongues are sticky. But why is the tongue sticky, and how does it actually adhere to these insects at these very high acc

科学美国人60秒 SSS Mediterranean Diet Works--for Upper Crust

Mediterranean Diet Works--for Upper Crust 地中海式饮食只对上流社会有好处？ The Mediterranean diet is well known for its heart-healthy effects. It even sounds healthful: lots of fruits and veggies, whole grain and legumes. Plus olive o

科学美国人60秒 SSS Celebrities Tweet Like Bots

Celebrities Tweet Like Bots 大V账户更博的是名人还是机器？ Twitter has more than 300 million monthly active users. But researchers have estimated that between about 30 million and 50 million of those are Twitter botsautomated accounts th

科学美国人60秒 SSS Screams Heard Round the Animal World

Screams Heard Round the Animal World 人类与生俱来的尖叫声识别能力 What does panic sound like? clip of Homer Simpson scream Like that, for sure. But also like this pig sound. And this chickadee sound . But maybe you already knew that. Be

科学美国人60秒 SSS Giant Alien Antenna

(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad

科学美国人60秒 SSS Early-Life Microbes Ward Off Asthma

Early-Life Microbes Ward Off Asthma太干净也不是好事儿 Asthma is a very prevalent disease in our society now. It wasnt so 50 years ago. And we now realize that the very early life microbes seem to have set you up or not for asthma. 在现在社

科学美国人60秒 SSS 狐狸“变”成狗

Selective Breeding Molds Foxes into Pets狐狸变成狗 Want to make a dog? Well, wolves evolved into dogs at least once. But it turns out you can also make whats basically a dog by starting with wild foxes. Select the ones that do not seem to want t

科学美国人60秒 SSS 健康也传染

Healthy Behavior Can Spread Like Illness健康也传染 If your friends are happyturns out you're more likely to be happy too. If your friends are overweight, that too ups the odds you'll pack on pounds. Those effects have been shown in studies. And

科学美国人60秒 SSS DNA新途径

Ancient Human DNA Found in Cave DirtDNA新途径 Fossilized skulls and skeletons found in European caves gave us our first glimpse of our ancient cousins, the Neandertals. And a finger bone, found in a Siberian cave, first indicated the existence of

科学美国人60秒 SSS 不知吃么什 那由微生物来决定吧~

Gut Microbes Help Keep Starved Flies Fecund不知吃么什 那由微生物来决定吧~ Just like humans, fruit flies have to eat a balanced diet. 果蝇和人类一样,也要饮食均衡. They need sugar to survive, they need amino acids to make egg

科学美国人60秒 SSS 慢慢吃 不着急哦

Eat Slowly and Breathe Smoothly to Enhance Taste慢慢吃 不着急哦 Ever lose your ability to taste during a cold, because your nose is stuffed up? Thats because the nose is intimately involved with taste. When you chew, volatile flavor compounds

科学美国人60秒 SSS 事件起因

Why One Researcher Marched for Science事件起因 And tomorrow Ill be marching, because dont you think Millie would agree with the March for Science. 明天我将会参加游行，因为米莉文也会同意这个关于科学的游行。 Lisa Klein,

科学美国人60秒 SSS 二氧化碳浓度回到过去水平

Climate 420 Million Years Ago Poised for Comeback二氧化碳浓度回到过去水平 Were hearing a lot of the arguments against action on reducing CO2being based on, well CO2 was higher in the past, so we dont have to worry about it. 我们听到很多

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

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

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

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

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

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