The Worst Christmas Jobs 圣诞特辑 8

Well, that's limelight. What exactly was it? Well it was the burning of calcium oxide in a very intense flame. And when did the job of a limelighter begin? Oh, famously, the first recorded instance in

太阳科普 第6期

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条，都是微量复杂元素造成的 metals like iron and magnesium. 好比说

生活大爆炸第二季第五集_1：The Euclid Alternative

-Sheldon：Good morning, Leonard. 早上好Leonard。 Yeah. We're gonna have to stop by pottery barn on the way to work. I bought these star wars sheets, but they turned out to be much too stimulating to be compatible with a good night's sleep. potte

60秒科学:水分解的新途径-病毒

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

SSS 2010-04-14

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

草莓的作用

Dieting isnt always easy, particularly if you have a sweet tooth. But by adding strawberries to your diet, you can enjoy a range of guilt-free dishes, drinks and snacks any time of day. Best of all, strawberries are low in calories, high in fiber, fa

吃货们的好消息 5种零食吃不胖

As the new year rolls in, taking stock of the one just past can prompt the age-old resolutions, 'eat healthier' and 'make better choices'. 新年伊始，人们在对过去的一年做出总结的同时也会写下自己的新年愿望，如吃得更健

吃坚果有助保持健康

Eat Nuts to Stay Healthy 吃坚果有助保持健康 From VOA Learning English, this is the Health Lifestyle report. People have long known that nuts are part of a healthy diet. However, scientists in the Netherlands recently found that you do not ne

7种实用食品缓解压力显奇效

Eating when stressed can be a bad habit when the food of choice is a candy bar or bag of chips. Try these healthy foods that are actually proven to lower stress levels. 当有压力的时候如果选择吃糖果或者薯条对健康是有坏处的。试

幸福感爆棚的食物

From fast food to a bowl full of leafy greens, snacking on something we enjoy is a guaranteed pick-me-up. But not all food types are good for us in the long term. Here's a list of the mood-boosting foods that will keep you happy and healthy. 从快餐到

在购物清单上加上这些健康食品吧

Avocado 牛油果 In addition to its flavorful taste and rich and creamy texture, this fruit (yep, it is indeed a fruit!) is loaded with antioxidants and can help you lower your bad cholesterol. Whether you eat it in a salad, spread on toast, or even

万万没想到：原来红薯这么有营养！

Here are some facts about sweet potatoes you probably don't know: 这里有一些关于红薯你可能还不知道的事实： Sweet Potatoes Originated in the Americas 红薯起源于美洲 They're in the family of plants that includes morning glori

新型解酒饮品解决宿醉烦恼

Sore heads the morning after the night before could become a thing of the past thanks to a 'revolutionary' new drink - designed to prevent HANGOVERS. 一种专为防止宿醉设计的革命性新饮品有望令宿醉第二天早上醒来后的头痛成

有效的睡眠疗法

Sleep well, sleep better If sleep has plunged to the bottom of your to-do list, you're not alone. Although the National Sleep Foundation recommends getting seven to nine hours of sleep a night, the average American logs only six hours and 40 minutes.

揭秘新科技 Wifi信号能治病

Researchers have developed a method to activate electronic implants in the body and eliminate bacterial infections using a wireless signal。 研究者已经开发了一种运用无线信号激活人体中电子植入物来消除细菌感染的方法。

乔布斯 第229期:靠自己(8)

Jobs's passion for perfection was out of control. 乔布斯对于完美的热情已然失控。 When he noticed a tiny line in the chassis caused by the molds, 当他注意到模具在机箱底盘上留下的微小细纹时， something that any othe

多吃芹菜 健康好处多多

1. It is very hydrating. 盈润保湿。 Celery is high in water content (95% water) and electrolytes, which are vital for proper hydration and cellular functions. For a super re-hydrating drink (e.g. after a long flight or after having food poisonin

5种让你肠道通畅,远离便秘的食物

We all get a little stuck sometimes. 每个人都有不通畅的时候。 Constipation can be caused by a host of things: A poor diet, a poor exercise routine and often stress can all contribute to discomfort on the toilet. 便秘的原因有很多：饮

从营养价值角度谈啤酒

Beer is a low-alcohol beverage obtained by fermentation of malt. The main ingredients involved in the set are: malt, yeast, hops extract (plant bitter taste) and carbon dioxide, which is what makes soda. One positive aspect is that the beer has less

科学美国人60秒 SSS Building a Better Mirror for Telescopes

Building a Better Mirror for Telescopes 为望远镜打造更优质镜面 To study the heavens, it's all about the photons. We in astronomy are always greedy. We want every photon we can collect. Drew Phillips, astronomer at University of California