Working The Night Shift Its time to go again to the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, My husband works a night shift, and Im worried that it might be affecting his health. He sleeps during the day, but somehow

发表于:2018-12-31 / 阅读(58) / 评论(0) 分类 英语听力文摘 English Digest

Technology activists are appealing to tech companies and their leaders to build a future in which the effect of machinery on humans is lessened. Some workers have long feared that machines are coming to take away their jobs. Robots now are doing more

发表于:2019-01-02 / 阅读(59) / 评论(0) 分类 2017年VOA慢速英语(三)月

From VOA Learning English, this is the Health Lifestyle report. An outbreak of a brain-destroying virus is currently happening in the Kerala state of India. The number of people who have died from Nipah is relatively small. Officials from Indias Mini

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 2018年VOA慢速英语(六)月

University of Cambridge scientists have trained sheep to recognize the faces of famous people. The scientists hope facial recognition may help with their understanding of neurodegenerative diseases. The researchers showed the sheep pictures of people

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 2017年VOA慢速英语(十一)月

DNA is the fundamental molecule the carries genetic instructions that help build the living world. DNA是携带遗传指令最基本的分子,帮助建造了生机勃勃的世界。 Humans have DNA. Pigs have DNA. Even bacteria and some viruses hav

发表于:2019-01-03 / 阅读(74) / 评论(0) 分类 TED演讲科技篇

Are you in the holiday spirit yet? Well, let's take you Cross Country, beginning in Pittsburgh, Pennsylvania. You might now. Its pretty. Bob Cox loves to make the holiday light display a pretty big spectacle with 150,000 computer-animated lights. Now

发表于:2019-01-07 / 阅读(107) / 评论(0) 分类 CNN2010年(十二)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Imagine life without fire. A lot of huddling for warmth. The consensus was that humans could make and control fire when they first migrated north to cold

发表于:2019-01-08 / 阅读(132) / 评论(0) 分类 Scientific American(三)月

Humans prefer to associate with other humans who share their subculture. That's why there are needing* clubs and fantacy football leagues. And it turns out that dolpins also form cliques. Researchers found that dolphins known as spongers spend most o

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 Scientific American(八)月

Bugs 虫子 What are bugs? Bugs usually have thick skin. 什么是虫子?它们通常有厚厚的外壳。 There are many kinds of bugs. 虫子有很多种。 Some bugs have body parts. 有些虫子有身体部位。 For example, antibodies have th

发表于:2019-01-10 / 阅读(98) / 评论(0) 分类 与美国小学生一起学英文第10册

The Ozone Layer 臭氧层 Can humans live away from the Earth? 人类能远离地球生活吗? Maybe it will be possible in the future but it is impossible now. 或许将来可以,但现在不行。 In our solar system, the Earth is probably the

发表于:2019-01-10 / 阅读(91) / 评论(0) 分类 与美国小学生一起学英文第10册

AS IT IS 2014-08-19 Ebola Kills More Than Humans 埃博拉病毒所杀害的不仅仅是人类 The Ebola virus has killed more than 1,000 people in West Africa. But it also threatens wildlife, like the severely endangered western lowland gorilla. VOA

发表于:2019-01-12 / 阅读(71) / 评论(0) 分类 2014年VOA慢速英语(八)月

AS IT IS 2015-06-19 Pope Calls for Worldwide Effort Against Global Warming 教皇呼吁全球努力对抗地球变暖 The leader of the Roman Catholic Church has called for a cultural revolution to save the planet from environmental ruin. Pope Franci

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2015年VOA慢速英语(六)月

NASA Working Toward Mission to Mars The head of the National Aeronautics and Space Administration, or NASA, said that the space agency is on track to land people on Mars in the 2030s. Charles Bolden is the administrator for NASA. He said that five ye

发表于:2019-01-12 / 阅读(117) / 评论(0) 分类 2015年VOA慢速英语(五)月

AS IT IS 2016-06-13 Meet the Newest Robots Joining the Work Force 新型机器人加入劳动大军 Robots are not new to the industrial world. But as technology keeps getting better, more robots are helping humans in the workplace. Some of the world

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2016年VOA慢速英语(六)月

AS IT IS 2016-05-12 NASA Discovers Nearly 1,300 New Planets 美国宇航局发现了将近1300颗新行星 NASA the U.S. space agency said it found nearly 1,300 planets outside our solar system. Nine of the planets are orbiting stars at the distance

发表于:2019-01-12 / 阅读(72) / 评论(0) 分类 2016年VOA慢速英语(五)月

AS IT IS 2015-12-16 Study: Humans Sleep Less, Better Than Other Animals 比动物睡眠少而质量更高是人类进化结果 Humans need less sleep than other mammals, yet their slumber is more efficient, said researchers at Duke University in Nort

发表于:2019-01-12 / 阅读(72) / 评论(0) 分类 2015年VOA慢速英语(十二)月

孩子们通过僵尸游戏缓解压力 Many of these Fairview High school students plan to be scientists and engineers. But on Wednesdays, they gather in this classroom after school, and prepare to save the world from zombies. Fairview高中许多学生

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2016年(一月)

How Safe Is Artificial Intelligence? 人工智能有多安全? The notion of machines rebelling against humans has long been a theme of science fiction books and films. But as advances in computer processors and memory chips rapidly usher us into the

发表于:2019-01-14 / 阅读(70) / 评论(0) 分类 VOA标准英语2015年(八月)

Standby for action and adventure, in this first episode of an Astropup mini-series. Our space travelling hero is sent with his comrade, the Parrot, to investigate a wrecked spaceship. Unfortunately, ferocious space sharks are in the area. What a time

发表于:2019-01-18 / 阅读(162) / 评论(0) 分类 Children’s Stories-儿童故事集

Since Astropup last went into space, he has started to think big thoughts about the Universe. Now he is torn between the love of his owner, Jenny, and his thirst for space exploration. He returns to the launchpad for another mission with his companio

发表于:2019-01-18 / 阅读(85) / 评论(0) 分类 Children’s Stories-儿童故事集