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

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

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

科学美国人60秒 SSS 古人也挨臭虫叮

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 奔跑吧!北极熊

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

科学美国人60秒 SSS 生脉隆起导致生物多样化

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 远离”大猫”

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 我的歌声你懂得

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

科学美国人60秒 SSS 猫咪认为： 你是最好的

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, gi