大千世界: 蠕虫被送往外太空

Worms seem like strange animals to send to the International Space Station. It's not like astronauts are going to take time off to go fishing and need to bait their hooks. So why send worms? Believe it or not, scientists are using a microscopic worm,

SSS 2010-03-18

Humans are pegged to a 24-hour cycle. We're locked into it not just by day and nighttheres the master timepiece in the brain called the circadian clock. But it doesn't make sense to live by a 24-hour clock in the Arctic, where it's dark or light for

考研英语长难句讲解 第152期

29. Boas felt that the culture of any society must be understood as the result of a unique history and not as one of many cultures belonging to a broader evolutionary stage or type of culture. 【分析】复合句。句子主干是Boas felt that。t

英语音频杂志：密码破译

Cryptology By Paul Millard Dbo zpv sfbe uijt? Jut b tfdsfu dpef! If you dont understand that, it is because I wrote it in a secret code. It isnt a very complicated code. I just changed every letter for the one following it in the alphabet. So, b is c

VOA慢速英语20060829b

SCIENCE IN THE NEWS - From the Laboratory to the Playing Field: World of Sports DopingBy George Grow, Nancy Steinbach and Caty Weaver Broadcast: Tuesday, August 29, 2006 VOICE ONE: This is SCIENCE IN

VOA慢速英语2017--Scientists Praise Developments in Smell Technology

Would you buy a car that released calming smells into the air when you are stuck in heavy traffic? Would you buy a robot that smells like a human being? Scientists suggest that new technology means people will soon be using devices like these in thei

停止抱怨，快乐生活

Research shows that habitual complaining affects us mentally, emotionally, and physically. Such behavior may cause or worsen stress, sapping our energy and desire to pursue our dreams. 研究表明，习惯性抱怨会从心理上、情感上和生理上

SSS 2008-04-14

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

SSS 2011-03-07

This is Scientific American's 60-Second Science. I'm Christie Nicholson. Got a minute? The National Sleep Foundation released the results of its annual sleep poll today, where they surveyed more than 1,500 people between the ages of 13 and 64. Here a

Lack of Sleep Could Slowly Kill You

Lack of Sleep Could Slowly Kill You You know the old adage You can sleep when youre dead? Turns out you just might get to terminal dreamland a lot faster if you dont get a regular good nights sleep. New research suggests that your risk of developing

澳洲新基因改良技术：不打胰岛素也能治糖尿病

Genetically modified cells could eliminate the need for daily injections to treat type 1 diabetes, experts have revealed. 专家透露，有了基因改良细胞，1型糖尿病患者就可不必天天注射胰岛素了。 The human cell line is gene

全球首例！美国批准转基因三文鱼上市

The Food and Drug Administration on Thursday approved genetically modified salmon, the first such altered animal allowed for human consumption in the United States. 美国食品药品管理局周四批准了转基因三文鱼被人类食用。批准转

喝咖啡的最佳时间:上午10点半

For many of us, it is the rocket fuel that gets us going first thing in the morning. 对我们许多人来说，早起第一件事就喝咖啡则如同火箭燃料一般，能让我们清醒起来动起来。 But one expert has argued that to get the

睡觉前绝不能做的八件事

睡觉前绝不能做的八件事 Oh, the power of a good nights sleep. A whole gamut of positive benefits can be seen from getting enough rest, but for many of us, hitting the sack can be challenging. Theres plenty of advice out there about what to

5 Unusual Ways to Achieve Super Quality Sleep

It seems like every sleep expert has reduced the fascinating topic of sleep to a boring set of rules: * Keep your room dark. * Take a warm bath. * Keep the bedroom for sleep and sex only. * Avoid caffeine x hours before bedtime (where x depends on wh

你愿用一生健康换取一时便利吗

The process of causing water molecules in the food to resonate at extremely high frequencies and to convert to steam actually causes the chemical structure of the food to change. This causes food to lose almost 100% of its nutritional value, and it a

经济学人247:睡眠与月相 精神失常?

Science and technology 科学技术 Sleep and the phases of the Moon 睡眠与月相 Lunacy? 精神失常？ People do not sleep easy on nights when there is a full Moon 月圆之夜，不能安眠 IT SOUNDS like an idea dreamed up over a few beers i

TED演讲：肢体语言塑造你自己(6)

So the second question really was, you know, so we know that our minds change our bodies, 第二个问题就是，我们知道心理状态会影响我们的身体， but is it also true that our bodies change our minds? 那身体是否能影响心理呢

睡眠不足-容易感冒(4)

You're Ravenous 变得贪吃 If you find yourself hungry all day （and not because you skipped breakfast or have recently amped up your gym routine）it might be because you've been skimping on sleep. Research presented at the 2010 meeting of theSoc

生活大爆炸第四季第十集_2

生活大爆炸第四季第十集_2 剧情简介： The Big Bang Theory是一部以科学天才为背景的情景喜剧.四位科学天才分别是:可爱善解人意的Leonard,高智商零情商的Sheldon,会六国语言的 Howard Wolowitz,以及患有