每次生病了,家里人最多说的一句话就是不吃药怎么行?。可是,有的时候吃药不一定就对身体有好处,反而有可能会帮助病原体攻击我们的身体。今天我们来了解了解一种新的理论达尔文医...
Frozen Smoke 固体烟 Male: What's as light as smoke but strong as a brick? Female: I'm gonna take a while guess and say... aerogel ? Male: Sorry,yaoyao,the answer is... Wait a second! Did you say aerogel ? How did you know? F:Yeap! Did you know tha...
The Time Before Fire What is fire anyway? Well, fire is rapid oxidization . Its the energy released when oxygen atoms start combining with carbon and hydrogen atoms. Exactly, so without oxygen in the air, nothing burns. You mean there was a time befo...
Fish Blind Dates There are plenty of examples in nature of females being attracted to the biggest males. This is especially true for a species of fish called the Atlantic Mollie. The Mollie wants to be as big a fish as possible, because the females s...
Drinking and Smoking 烟酒不分家? Scientists have long been aware of the link between drinking and smoking. In fact, eighty to ninety percent of alcoholic s also smoke, which is about three times the rate in the general population. But a recent...
The Nucleus Don: A guy walks into a bar, and sits down next to an electron . The electron has two empty beers in front of him, and was working on a third. My life is a worst, says electron . I just got fired from my job, my dog bit me, my wife left w...
Sedna 塞德娜 (本文写于2004年) Pluto is the last of the nine planets, and when its at its farthest point in its elliptical orbit, its the farthest planet from the sun. That's true, but incorrect. Well, what you said about Pluto is true, bu...
Carnivorous Bees 蜜蜂也吃肉? I guess you never heard of Trigona hypogea, a South American bee that not only collects meat from animal carcasses, but has more recently been discovered to have a taste for live prey as well. Scientists have seen...
对于外太空,亲,你知道多少呢?旅行者号,你知道吗?太阳风,你知道吗如果你的答案是no,那我们都是一样的哦,宇宙太奇妙,需要一代代人不断去探索.今天我们就来讲讲我们的太阳系 The Real Final Fro...
A Smooth Wake 平静的尾流 (A smooth wake on today's moments of science) Female: Donne and I are on a fantacy cruise . The sun has set and were standing on the rear deck. Look at the reflection of the moon. Male: You might expect a ship's wake...