文档公开 苹果自动驾驶系统曝光!

Apple has been granted a permit to test self-driving cars by the California Department of Motor Vehicles but the company has never said anything about its plan. 苹果公司已经获得了加利福尼亚州车辆管理局允许其进行自动驾驶汽车

The New Age of Nuclear Power

The New Age of Nuclear Power By Spencer Reiss / Originally published in Wired . Get ready for the mass-produce, meltdown -proof future of nuclear energy 1 A team of Chinese scientists advising the Bei

2008-11-15 绿色养牛法

The Underhill Farm in Somerset, England, is the picture of rural tranquility. But the lush green pastures disguise the fact that farms like this are contributing to global warming. That's because just one cow can produce up to 500 liters of methane

TED演讲:为什么头盔不能预防脑震荡?(8)

So how can we slow the head down? 那我们该如何减缓头部的向下移动？ A gigantic helmet. So with more space, you have more time, and this is a bit of a joke, but some of you may have seen this. 可以佩戴巨型头盔。空间变大，缓

CCTV9英语新闻11月：中国出口到欧洲的有轨电车

China is exporting the very latest in hi-tech trams to Europe. Four ultra-low floor trams are on their way to Turkey. The trams were designed and built by the China CNR Corporation, one of China's biggest tram makers, which won the bid ahead of Sieme

SSS 2011-09-09

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion

未来家庭和办公室的样子

Microsoft has unveiled its vision of what the home and office of the future will look like - and there are giant screens everywhere. 微软展示了未来家庭和办公室的愿景，四处都是大屏幕。 The computer giant produced the concept v

原汁原味商务英语播客 第70课:考虑提议(下)

This is the second in a two-part Business English Pod series about an internal meeting to consider a proposal. 这是2节商务英语播客的第2节，将要学习到在内部会议中考虑提议。 As we saw in the last episode, this type of meeti

TED演讲：学校扼杀创造力(12)

What I think it comes to is this: Al Gore spoke the other night about ecology and the revolution that was triggered by Rachel Carson. 现在，我想说的是：AL Gore曾在这里做过一次演讲，内容是关于生态学以及Rachel Carson引发的

英语听力：自然百科 绿色养牛法

The Underhill Farm in Somerset, England, is the picture of rural tranquility. But the lush green pastures disguise the fact that farms like this are contributing to global warming. That's because just one cow can produce up to 500 liters of methane g

2006年VOA标准英语-UN Climate Change Conference to Open in Kenya

By Cathy Majtenyi Nairobi 03 November 2006 The United Nations' Climate Change conference is set to open in Kenya's capital Monday. Topics expected to be covered include how countries can cope with increases in global warming and why the United State

美国军队将参加约旦多国军事演习

WASHINGTON, May 19 (Xinhua) -- U.S. troops will take part in a multinational military exercise in Jordan next week in a bid to demonstrate the U.S. commitment to security and stability in the region, the Pentagon said Monday. About 6,000 U.S. troops,

VOA标准英语2010年-California Company's 'Green' Cement Ca

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

中英双语新闻——130 If zombies invade...

Zombie apocalypses. Robot revolutions. These may seem like impossibilities, but many people prepare for these events on a daily basis. 僵尸启示录，机器人革命。这些听起来像是天方夜谭，但很多人日复一日地为这些事变时

别人家的马路：巴黎自行车将被允许闯红灯

Cyclists in Paris are to be allowed to ride through some red lights in a bid by the mayors office to get more people on their bikes. 在巴黎骑自行车的人将被允许闯一些红灯，市长办公室此举是为了鼓励更多的人骑自行车。

经济学人:货币的半衰期 (2)

To make the numbers easier to grasp, they have provided an alternative way to express them. 为了让大家更好理解这些数据，他们提供了另一种表述方式。 They calculate how long it would take for prices to double, if inflation per

美国科学家发现新物质“比钻石还硬”

There is a new substance that is harder than diamond. It's called Q-carbon, and it was created by researchers at North Carolina State University. 北卡罗莱纳州立大学的研究人员研发出一种名为Q-碳的新物质，其硬度比钻石还高

女性单独外出的十大注意事项

1. Awareness 有自我保护意识 True self-defence begins long before any actual physical contact: awareness of yourself, your surroundings, and your potential attacker's likely strategies. 在遭受任何攻击前，就要早早地有真正的自卫

俄罗斯确认恐怖袭击导致空难

The head of Russia's Federal Security Service Alexander Bortnikov revealed that the plane crash was the result of a terrorist attack, and that explosives were used to orchestrate it. According to our experts, a homemade explosive device equivalent to

TED演讲 4D打印机的诞生(5)

So I know you're probably thinking, okay, that's cool, 我知道大家现在大概会想，好吧，看着挺酷的， but how do we use any of this stuff for the built environment? 但是我们怎么把它应用到生产环境里？ So I've started