It is often said that cats have nine lives, that they are lucky enough to escape from danger again and again. Here is a science fiction tale about how one such lucky escape by a cat led to a discovery that was able to change the course of people's l

发表于:2018-12-07 / 阅读(146) / 评论(0) 分类 英语散文阅读

Scientists Working to Save Chesapeake Bay Oyster Population Chespeake Bay The Chesapeake Bay, on the Atlantic coast, is the largest estuary in the United States. It is famous for its seafood, especially crabs and oysters. However, in the last centur

发表于:2018-12-07 / 阅读(122) / 评论(0) 分类 (科普英语)Earth and Sky

Greatest Brilliancy 金星光辉最大之时 The planet Venus now shines as a eerily brilliant light low in the western twilight sky. We'll talk about why Venus appears at greatest brilliancy this week -- on today's Earth and Sky. DB: This is Earth and Sky

发表于:2018-12-07 / 阅读(106) / 评论(0) 分类 (科普英语)Earth and Sky

Paris Conference to Discuss Climate Change, Rising Oceans Some of the world's leading experts on oceans and climate change are meeting in Paris this week to discuss why oceans are rising, and where to channel scarce research funds to study the pheno

发表于:2018-12-07 / 阅读(103) / 评论(0) 分类 (科普英语)Earth and Sky

Estrogen Mimics 雌性激素 It may not surprise you that pollution from chemical plants and farms can harm fish. But there's growing evidence that we're all hurting fish and frogs by what we flush down the drain. Discover estrogen mimics -- today on Ea

发表于:2018-12-07 / 阅读(94) / 评论(0) 分类 (科普英语)Earth and Sky

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(147) / 评论(0) 分类 (科普英语)Earth and Sky

Plants vs. Insects 植物和昆虫 New research is shedding light on one of the longest running battles of all time -- the war between plants and insects. Plants may seem helpless, but they have complex chemical defenses. Plants vs. insects -- today on E

发表于:2018-12-07 / 阅读(95) / 评论(0) 分类 (科普英语)Earth and Sky

RACHEL MARTIN, HOST: Using a so-called air ambulance can be expensive, which is why such flights are usually only used by the critically ill. But a legal quirk means that paying for one of these flights can actually lead to financial ruin. Congress h

发表于:2018-12-18 / 阅读(73) / 评论(0) 分类 2018年NPR美国国家公共电台9月

Global Warming and Ozone 全球变暖和臭氧 Could the coming century bring a new threat to the ozone layer? Discover one scientist's model of the effect of global warming and greenhouse gases on ozone -- on today's Earth and Sky. DB: This is Earth and S

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 (科普英语)Earth and Sky

Moon and Jupiter 月球和木星 After traveling behind the sun for several months, the planet Jupiter is now visible again, just before sunup. Learn how to see Jupiter near the waning moon on Wednesday morning -- on today's Earth and Sky. JB: This is Ea

发表于:2019-01-02 / 阅读(209) / 评论(0) 分类 (科普英语)Earth and Sky

Plant Signals 植物的语言 Can plants smell and taste in the same way that animals do? Can they talk to each other and to insects? Learn how scientists hope to unravel some of the mysteries of plant senses -- on today's Earth and Sky. JB: This is Eart

发表于:2019-01-02 / 阅读(201) / 评论(0) 分类 (科普英语)Earth and Sky

Aqua Technology 水资源监测科技 A new weather-monitoring satellite has been 30 years in the making, and some researchers think it's worth the wait. We'll speak with a scientist about the Aqua satellite -- on today's Earth and Sky. DB: This is Earth a

发表于:2019-01-02 / 阅读(206) / 评论(0) 分类 (科普英语)Earth and Sky

Harvest Moon 秋分前后之满月 Right now, as seen from the northern hemisphere, the ecliptic -- or path of the sun, moon and planets -- makes a narrow angle with the evening horizon. Learn more about the ecliptic -- and the Harvest Moon -- today on Ear

发表于:2019-01-02 / 阅读(197) / 评论(0) 分类 (科普英语)Earth and Sky

Sierra Treeline 山脊树林 Could global warming allow forests to expand into higher elevations than they have reached in more than a thousand years? Learn more about studying alpine treelines -- today on Earth and Sky. JB: This is Earth and Sky. The h

发表于:2019-01-02 / 阅读(202) / 评论(0) 分类 (科普英语)Earth and Sky

Callum: Hello Rob. Rob: Today were talking about tall buildings - very tall buildings in fact. Callum: I suppose we could call them skyscrapers - because theyre so tall they almost touch the sky. Rob: They do. Many countries compete with each other i

发表于:2019-01-07 / 阅读(129) / 评论(0) 分类 六分钟英语

This is the end Hold your breath and count to ten Feel the Earth move and then Hear my heart burst again For this is the end I've drowned and dreamt this moment So overdue I owed them Swept away I'm stolen Let the sky fall When it crumbles We will st

发表于:2019-01-10 / 阅读(100) / 评论(0) 分类 奥斯卡最佳英文歌曲

DJ舞曲 Let us fly-ay-ay-ay la-di-da-di-da-di-dah To the golden sky It''s the paradise of Smile Where the sun will always shine La-da-di-da-di-da-di-dah Welcome to the wonderland, a place for you and me If you treat me right then maybe you will have

发表于:2019-02-08 / 阅读(188) / 评论(0) 分类 经典英文歌曲

Golden Sky Smile Let us fly-ay-ay-ay la-di-da-di-da-di-dah To the golden sky It's the paradise of Smile Where the sun will always shine La-da-di-da-di-da-di-dah Welcome to the wonderland, a place for you and me If you treat me right then maybe you wi

发表于:2019-02-08 / 阅读(152) / 评论(0) 分类 好听的英文歌曲

An asteroid hurtled past Earth. It was 13 times closer to Earth than the moon is. Then a huge meteorite exploded above a city in Russia. The shock wave shattered thousands of windows. Then a white fireball over San Francisco startled witnesses. Then

发表于:2019-02-15 / 阅读(74) / 评论(0) 分类 英文短篇故事(纽约)

This is the end Hold your breath and count to ten Feel the earth move and then Hear my heart burst again For this is the end I've drowned and dreamed this moment So overdue, I owe them Swept away, I'm stolen Let the sky fall, when it crumbles We will

发表于:2019-02-20 / 阅读(122) / 评论(0) 分类 The Voice 美国好声音