标签:evolution 相关文章
[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.87]2000 Passage2 [00:07.51]Being a man has always been dangerous. [00:10.94]There are about 105 males born for every 100 females, [00:17.09]but this ratio drops to near balance at the age o
08 American Revolution The American Revolution was not a revolution in the sense of a radical or toal change .It was not a sudden and violent overturning of the political and social framework, such as later occurred in France and Russia, when both we
THE MAKING OF A NATION - A Turn to the Right: Conservatism Grows in America in the 1920sBy David Jarmul Broadcast: Wed, 21 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: THE MAKING OF A NATION -- a program
This is Scientific American's 60-Second Science. I'm John Rennie. Got a minute? High school students flunking biology might take some consolation in knowing that most of their teachers would be, too. So suggests a commentary in the January 28th issue
This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Its a plotline worthy of an action filmgalaxies, violently torn apart, smashing into one another, leaving remnants of themselves behind billions of years
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will take just a minute. Whats in a neck? Well, its a good place to hang a pendant or a tie. Or to rest your head. Now scientists say that by separating our heads from our bodies,
26. Coinciding with the ground breaking theory of biological evolution proposed by British naturalist Charles Darwin in the 1860s, British social philosopher Herbert Spencer put forward his own theory of biological and cultural evolution. 【分析】简
17.Evolution of sleep Sleep is very ancient. In the electroencephalographic sense we share it with all the primates and almost all the other mammals and birds: it may extend back as far as the reptiles. There is some evidence that the two types of sl
This is Scientific American's 60-second Science. I'm Cynthia Graber, this will just take a minute. Sex might seem like one of those little gifts from evolution. But its pretty inefficient from an evolutionary perspective. Itd be much easier to reprod
November 24th marks the 150th anniversary of the publication of Darwin's Origin of Species. On November 19th, a guy named Ray Comfort, who does not accept evolution, will celebrate the fact that when copyrights expire and works enter the public domai
Science and technology 科学技术 The Cambrian explosion 寒武纪大爆发 Kingdom come 动物王国出现 Chinese palaeontologists hope to explain the rise of the animals 中国古生物学家希望解释动物的起源 AMONG the mysteries of evo
Which species would take over the world if humans went extinct? 如果人类灭绝了,哪类物种会统治世界? 来自Quora的网友总结: Well it won't be fecking dolphins, that's for sure. Because: 当然,那TM肯定不可能是海豚。因
Science and technology 科学与技术 Evolution and coat colour 进化和表皮色彩 Well spotted 美丽涂鸦 The reason why some cats are plain and others are patterned 为何有些猫科动物全无斑纹,而其他的则斑斑点点? How the
The Noah's Ark Zoo Farm in the UK has a presentation about 30 reasons why man is not descended from apes. Given the establishment believes in creationism, that presentation is no surprise. But that school children would attend the place has some educ
Touch Me抚摸我墓碑的自白Touch me. Don't be afraid. I can't hurt you. Go ahead and touch my smooth surface. Feel the cold, glass-like smoothness and the crevices and lines that make me what I am. Use both hands if you wish. We are more similar
We Don't Need a Food Revolution A lack of technique behind the stove is, in the end, as complicit in harming human health and the environment as the confinement pig or the corn-fed steer. We need radical thinking, but we don't need a revolution. We d
Disappearing words 消失的文字 Kate: Hello, I'm Kate Colin and this is '6 Minute English' - and thanks to Jackie Dalton for joining me today. Good Morrow Jackie! Jackie: Ehpardon? Kate: Good Morrow! I beseech thee, whence comest thou? Jackie: ErmmKat
Will the Internet Evolve into a Lifeform? Some think that sentience could emerge from any sufficiently complicated system. By the way, you're reading this on a massively-crosslinked network built from millions of routers, allowing any of a billion in
And you actually start this game in a drop of water, 其实是从一滴水里开始这个游戏的, as a very, very small single-cell creature, 这时你还是一个很小很小的单细胞生物, and right off the bat you basically just have to
5. He did a research of the Darwin's theory of evolution. 他对达尔文的进化论做了研究。 还能这样说: He engaged in researching in Darwin's theory of evolution. He researched in Darwin's theory of evolution. 应用解析: academic