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The Magic Powers of Indoor Plants Common indoor plants may prove to be a valuable weapon in the fight against rising levels of indoor air pollution. Those plants in your office or home are not only de
JEFFREY BROWN: And next, Ray Suarez continues his series about the changing energy picture in this country. Tonight, he visits Colorado, where natural gas is taking center stage, prompting questions about the future of both coal and alternative energ
What will you do for your mum on Mother's Day? Does your mother know how much you appreciate her? Well, Mothers Day is the time to show her. Its a chance to say thank you, or to tell your mum how much you love her. In Britain, Mothers Day, or Mother
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It may look like just another animal. But one kind of lowly sea slug actually has the solar power abilities of a plant. Bizarre but true, the sea slug
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? In the insect world, bright reds, oranges and yellows can be a warning: Eat me at your own risk, pal. Because colorful bugs can be toxic, they often get their
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. Seems like every other week brings news that global warming is gonna be bad for some poor animal or other. But plants? Well, I guess I was thinking that p
This is Scientific American's 60-Second Science, I'm Christie Nicholson. Got a minute? During the last ice age our problem was too little carbon. Unlike today where too much carbon is causing global warming. Past glacial ages occurred partly because
If youve ever had a garden or grown flowers in a window box, youve probably heard that you shouldnt water your plants at high noon because their leaves might scorch. Now a study in a journal called New Phytologist confirms that water droplets can foc
For a long time, conventional wisdom said that we should drink eight glasses a day. 长久以来,一般观念都认为我们每天要喝8杯水, That estimate has since been fine-tuned. 但这个数据已被重新调整过。 Now, the consensus i
Want to create a high performance environment? My guess is that you already know many of the characteristics listed below. But, you may need some incentive to motivate you to create that type of space. In high performance environments you * are comfo
This VOA Special English Development Report. A windbreak of trees Farmers use different kinds of soil conservation methods to protect their land against damage from farming and the forces of nature. One important form of soil conservation is the use
AS IT IS 2016-03-09 Trending: New Octopus Spotted on Ocean Floor 海底发现章鱼新种类 This is Whats Trending Today: There are still lots of undiscovered areas around the globe but most are below the surface of the ocean. Recently, the U.S. Nat
Lesson 60 The Cabbage 第60课 卷心菜 In some sandy places near the sea the cabbage plant grows wild. We should not care to eat wild cabbages; but by growing these plants in good ground, and sowing their seeds year after year, we should get after
GWEN IFILL:The Environmental Protection Agency unveiled new rules today to curb mercury emissions from the nation's power plants. The standards apply to roughly 600 coal- or oil-fueled power facilities. They will have to either reduce their emissions
21 只有部分椰菜可以预防癌症 DATE=3-15-01 TITLE=SCIENCE REPORT - New Broccoli Study BYLINE=George Grow (Start at 58
Beijing's last large coal-fired power plant suspended operations last Saturday, meaning the capital has become China's first city with all its power plants fueled by clean energy. 上周六,北京最后一座大型燃煤电厂停机备用,这意味
The Grey's Anatomy star received the 2016 BET Humanitarian Award, and gave a powerful acceptance speech on race and this country. 《实习医生格蕾》这位的演员获得了2016年BET的人道主义大奖,并发表了关于种族和这个国家强
For most of that time of life on Earth, living organisms have been relatively simple -- single cells. 地球的大多数时间,生物体多是以简单的单细胞存在的。 But they had great diversity, and, inside, great complexity. 但是它们是