Earth and Sky:Spider Widows 蜘蛛寡妇

Spider Widows 蜘蛛寡妇 Spiders give many of us the shivers, though they usually leave people alone. Sometimes these spectacular predators instead prey on each other. Learn more about when spiders serve themselves as dinner -- today on Earth and Sky.

SSS 2011-11-21

Male nursery web spiders often woo potential lady-friends with gifts wrapped in silk. Mating may ensue, during which a female unspools the present, expecting to find a tasty treat. But the males can be unscrupulous. Some offerings contain inedible pl

SSS 2012-02-22

This is Scientific American 60 second science, I am Christopher Intagliata, got a minute? The most common types of ingested birth control contain estrogen. But the hormone doesnt just prevent human babies. It may be lowering numbers of frog babies, t

【英语时差8,16】蚊子爱言论

Is there any sound more annoying than the whine of a [dict]mosquito[/dict]? Yes, mosquitoes are pests through and through. But there's more to their irritating whine than meets the ear. For mosquitoes, that's the sound of love. It's well known by sci

国家地理-2008-07-03 Mating Moments 求偶时刻

Ok, here is the clinic for you guys out there on the Dos and Donts of finding emotional joy and carnal fulfillment in its most primitive form, if you get my drift. This male wildebeest dashes up to this herd of females, oblivious to the fact that ot

国家地理:Octopus Mating 章鱼交配

OK, we are back in the world of the Cyanea octopus. It's mating time. Here's your potential conquest. She doesn't know you're alive. She's too busy cleaning trash from her house. Now you are the perceptive type. You use your sensitive disks for any s

英国学生科学读本 第79期:扎人的刺猬(1)

Lesson 79 The Prickly Hedgehog 第79课 扎人的刺猬 The hedgehog is a common animal in every part of Great Britain where he can find suitable food and lodgings . We can easily see how he has got his name. He is often found at the bottom of our he

【时间旅行者的妻子】04

I find myself in crowds, audiences, mobs. Just as often I am alone, in a field, house, car, on a beach, in a grammar school in the middle of the night. I fear finding myself in a prison cell, an elevator full of people, the middle of a highway. I app

基因决定了你配偶的类型

Chances are, youre going to marry someone a lot like you. Similar intelligence, similar height, similar body weight. A new study of tens of thousands of married couples suggests that this isnt an accident. We dont marry educated people because we hap

TED演讲:科技并没有改变爱 为什么?(2)

How is technology changing love? I'm going to say almost not at all. 科技改变了爱吗？我认为没有。 I study the brain. I and my colleagues have put over 100 people into a brain scanner 我从事大脑研究。我和我的同事们对100多人

TED演讲:论生物多样性(1)

I have all my life wondered what mind-boggling meant. 我整整一生都在想，mind-boggling（令人难以置信的）到底是指什么。 After two days here, I declare myself boggled, and enormously impressed, 在这里呆了两天，我承认，

AP美联社一分钟新闻 2008-09-21

1. The Bush administration and Congress are working through the weekend to hammer out a Wall Street rescue plan. President Bush is asking lawmakers to let the government buy 700 billion dollars in bad mortgages from US financial institutions for the

【英语语言学习】TED演讲

I have a daughter, Mulan. And when she was eight, last year, she was doing a report for school or she had some homework about frogs. And we were at this restaurant, and she said, So, basically, frogs lay eggs and the eggs turn into tadpoles, and tadp

【荆棘鸟】第六章 18

现在，由于游牧官道已经从地图上消失，浪游者和本地居民的关系就和睦多了。 偶尔骑马而来，求一口啤酒，聊聊天，吃一顿家常便饭的牲口商是受欢迎的。有时，他们带着妇女，赶着由擦破

都错了?做仰卧起坐可能会对身体产生伤害

Many sportspeople do sit-ups as part of a raft of exercises which aim to improve their core stability, but research from Thomas Nesser from Indiana State University suggests that improving your core stability doesn't necessarily result in better athl

女性天生有“出轨基因”

Women are 'genetically programmed to have affairs' 女性天生有出轨基因 Women are predisposed by their genetics to have affairs as back-up plans' if their relationships fail, according to a research paper. 研究结果表明，如果恋爱或者

英文摇滚歌曲：Lordi - Who′s Your Daddy

Oh! Yeah, yeah, yeah, yeah Yeah, yeah, yeah, yeah All the vixens stand in line Waiting for my fright night Be the new flesh for the sacrifice Screaming out the mating call I've become the lord of love I break your will I'll break your will for good I

TED演讲:恋爱中的大脑(2)

We found activity in a tiny, little factory near the base of the brain 我们发现在大脑底部附近有一块活跃的微小的区域 called the ventral tegmental area. 腹侧背盖区。 We found activity in some cells called the A10 cells, 其中

英语听书《白鲸记》第280期

She was a ship of the old school, rather small if anything; with an old-fashioned claw-footed look about her. 它是一种老派的船只,如果有什么不同的地方,那就是比较小一些;那样子就象是一只古色古香的有爪的脚。 L

【英语时差8,16】蜗牛（上）

No matter the species, mating rituals are pretty weird. Take the praying mantis. After an intimate tryst, the female mantis bites its partners head off. But when it comes to sexual hijinks, nothing beats the garden snail. During sex, garden snails of