Vision of the Future

Vision of the Future For nearly all of his 86 years, architect Jacque Fresco has been designing cities of the future. Fresco’s structures all derived from a simple form that 1) fascinated him as a b

PBS高端访谈:人类会被人工智能所取代吗?

Now: the fears around the development of artificial intelligence. Computer superintelligence is a long, long way from the stuff of sci-fi movies, but several high-profile leaders and thinkers have been worrying quite publicly about what they see as t

The Lost Continent 遗失的大陆-6

On August 2nd, 1492, as Columbus finally set off on his epic voyage to cross the Atlantic Ocean, he had not one but two goals in mind--crossing the endless expanse of an uncharted sea, and discovering

VOA慢速英语2016 美国商人宣布火星殖民地的计划

AS IT IS 2016-09-30 American Businessman Announces Plans for Mars Colony 美国商人宣布火星殖民地的计划 Businessman Elon Musk says his company is building a powerful, reusable rocket and a spaceship that may travel to the planet Mars. 商人

21世纪大学英语读写教程第二册 Unit10

UNIT 10 Text A Pre-reading Activities First Listening 1. Rapid advances in technology are affecting education just like every other field. Have a look at this list of products and services that studen

VOA慢速英语2014 深海岩中的微生物“吃”甲烷

Small Organisms in Deep Sea Rocks Eat Methane 深海岩中的微生物吃甲烷 The gas methane has been linked to rising temperatures on Earth. But methane does not stay in the atmosphere as long as another greenhouse gas -- carbon dioxide. Scientis

SSS 2010-01-26

What was around the bend in rivers hundreds of millions of years ago? Its a trick questionbecause there werent any bends. Ancient rivers were typically just wide, sheetlike flows of water. New reports in the journals Geology and Earth-Science Reviews

SSS 2010-06-22

Each of us harbors a unique collection of bacteria, on our outsides and our insides. Now, scientists are finding that the bacteria you get at birth may depend on how you got here. Because babies born vaginally have a different set of microbes than th

美语听力 English Café 578

Topics: Movies The King and I; nation versus sovereign versus kingdom; to obstruct versus to hinder; fire and brimstone Words: musical governess arrogant stubborn to respect role autobiography court to exaggerate to ban to colonize classic nation sov

Horizon - Life On Mars 火星生命 - 13

Life on Earth is basically proteins and DNA, so we can wonder if there is life on Mars will also be DNA and proteins, the same type of DNA, the same type of proteins. One might think that DNA is such

SSS 2008-03-07

This is Scientific American's 60-Second Science. I'm Steve Mirskey, Got a minute? Here is another reason to stop global warming to keep the Burmese pythons in Florida. Burmese pythons have been turning up in south Florida in recent years. Perhaps you

SSS 2010-05-04

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm

SSS 2012-06-19

Dogs aren't just man's best friend. Previous studies have shown that kids with dogs are less likely to develop asthma. Now new studies may show how. For those (from) mice it applied was. The work was presented at the meeting of the American Society f

美联社新闻一分钟 2007-09-04

President Bush says when the troops leave Iraq, it will be from a position of strength. The president made a surprise visit to Iraq this morning. He says some troops could go home if security in the Anbar province gets better. The 10-year-old girl wh

美联社新闻一分钟 2007-09-10

The parents of missing 4-year-old Madeleine McCann have returned home to Britain as suspects in her disappearance. Jerry and Kate McCann had remained in Portugal since Madeleine disappeared in May. No charges have been filed and no restrictions have

TED演讲:树木之间如何交流(9)

Mother trees colonize their kin with bigger mycorrhizal networks. 母树通过更大的菌根网络来覆盖住自己孩子们所在的区域。 They send them more carbon below ground. 在地下，它们给孩子们会送去更多的碳。 They even

美语听力 English Café 415

Topics: American Presidents John Quincy Adams; base versus basis; so far versus so far so good; integral Words: minister treaty act of aggression diplomat popular electoral votes national debt the limelight abolition to gag to colonize diary base bas

SpaceX计划2018年发射无人飞船前往火星

Elon Musk's rocket company, SpaceX, announced last Wednesday morning it planned to send one of its spaceships to Mars by 2018, the most ambitious goal set to date by the burgeoning private space travel industry funded by billionaires instead of gover

GRE考试写作辅导：GRE满分作文分析

GRE考试写作辅导：GRE满分作文分析 Scholars and researchers should not be concerned with whether their work makes a contribution to the larger society. It is more important that they pursue their individual interests, however unusual or id

万物简史 第261期:大地在移动(15)

Pick up a pebble from a Massachusetts beach, and its nearest kin will now be in Africa. The Scottish Highlands and much of Scandinavia are substantially American. Some of the Shackleton Range of Antarctica, it is thought, may once have belonged to th