Most flies don't havethe ability to hear. 大多数蝇类其实并没有听觉能力。 Certain parasitic flies have a hearing system that is so exact inpinpointing a sound's origin that it rivals the exceptional ears of owls and cats. 然而寄生蝇却...
Part of being human is feeling sympathy, 人类的一大特点就是有同情心， but just howearly on in our lives we learn this is something that scientists would like to know. 可是科学们想知道的是同情心最早是什么时候进入我们...
I'm so tired of hackers. 我讨厌黑客。 That's what happens when you have bunch of computersruning the same software. 如果所有的电脑都在运行同一个软件很容易被黑客攻击。 Because they share the same flaws,if you can hack in...
You've probably heard that climate change is bad news formany animal species like polar bears. 你可能听说过，气候变化对很多诸如北极熊这样的物种都是不利的。 Warmer temperatures mean less sea ice in the Arctic region. 温度...
When you think of something boiling, you probably picture a pot on the stove, 一提到沸腾的事物，你的脑海里可能就会浮现出水壶被放在炉子上的画面。 but there'sanother kitchen appliance that brings liquid to a boil, not t...
Have you ever wondered why some cuisines, like Indian and Thai, are so spicy and others, like English, are so bland? 你是否也曾好奇，为何印度菜和泰国菜辛辣无比，而英国菜却近乎清淡无味？ Let's see,India and Thailand a...
Silkworms have been bred over thousands of years to behave quite unlike their caterpillarcousins in the wild. 蚕这种动物已经被人类豢养了上千年，这使得它们的行为远远异于野外的毛毛虫同类们。 That's because people...
Okay, so there's an asteroid heading toward the Earth. Whatdo we do? 我们来假设，有颗小行星要撞地球啦，我们怎么办呢？ Does our future really rest in the hands of Hollywood, Bruce Willis and a ragtag team ofminers like in the m...
Humpty Dumpty may have sat on a wall and had a great fall,but Humpty Dumpty wasn't a cat. 矮胖子，坐墙头，一不小心栽跟斗，但要是只猫就不会这么惨。 How do we know this? 我们怎么知道猫猫摔不死？ Because, unlike a...
Have you ever gone to the store just for milk, but walked out with eight sale-priced cans ofsomething you'd never tasted and eight candy bars? 你是否亲身经历过下面的情况:走进超市时的你只是想买一瓶牛奶，但当你离开时，...
