美国科学60秒 SSS 2012-12-28

When autumn rolls around, the leaf peepers come out in force. Armed with digital cameras, they record the most spectacular displays of fall foliage. Well according to a study in the journal Functional Ecology [Toshie Mizunuma et al., The relationship

VOA慢速英语2016--“增压植物”或能大量增产

Supercharged Plants May Mean More Crop Production 增压植物或能大量增产 One day, supercharged plants may help feed people around the world. Supercharged plants are ones that grow faster than normal plant life. Scientists can speed up the gro

VOA常速英语2015--浮游生物的粪便帮助科学家预测气候变化

Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th

VOA双语新闻：6、浮游生物粪渣助科学家预测气候变化

浮游生物粪渣助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, they have learned that one of the most sensitive instruments could

SSS 2011-04-22

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Most plants capture sunlight. And the results are usually green. Because in photosynthesis, plant chlorophyll uses wavelengths of blue and our sun's ab

美国科学60秒 SSS 2012-11-30

You might say blue-green algae are optimists: they put things in the best possible lightliterally. Actually, the organisms arent really algae. Theyre photosynthetic ocean bacteria. And they can fine-tune their photosynthetic apparatus to take advanta

专业术语—皮肤科词汇中英对照(17)

SSS 2008-08-01

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

SSS 2009-09-16

Now, heres something you dont see every day: scientists cure color-blind monkeys. According to a report published online in the journal Nature, researchers have used gene therapy to allow color-blind squirrel monkeys to look at their fruit in a whole

SSS 2011-02-14

Imagine Van Gogh's paintings of yellow sunflowers. Now imagine the flowers brown. Eh, not so good. Sadly, we may someday see what that would look like. Because the bright yellow paints on the canvas are slowly turning muddy. Now, an international tea

海洋雪有助预测气候变化

海洋雪有助预测气候变化 As if materializing from a different dimension, the submersible device called PELAGRA slips below the surface and sinks into a research pool at the National Oceanography Centre, in Southampton, England. 位于英格兰

美国国家公共电台 NPR Ad For Nice Living: Discover Trees, Now With Chlorophyll

AUDIE CORNISH, HOST: Need a distraction from the news? ARI SHAPIRO, HOST: We have one. CORNISH: It's a reminder of the good things in life that are free. SHAPIRO: Another commercial for Nicer Living. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED MAN

雅思阅读--三段论搞定判断题

雅思阅读判断题对于很多同学来说可谓又爱又恨。在雅思阅读总体题型上来说，判断题难度适中，出题方式熟悉。但从判断题本身角度讲，很多同学都无法排除NOT GIVEN的情况....今天新东方网雅

U.S. firm says it can "grow" diesel

BEIJING, March 1 (Xinhuanet) -- A biotechnology(生物技术) company says it can produce diesel using the same ingredients(配制成分) that make grass grow, media reported on Monday. The Massachusetts company Joule Unlimited has created a genetica

每天两餐西红柿 永葆肌肤年轻

At this rate, scientists will have to come up with a better description for the tomato than mere 'superfood'. While it has long been credited with cutting cholesterol and preventing some cancers, the fruit now appears to have two more healthgiving be

科学美国人60秒 SSS 提高光合作用能使作物增加产量

Rev Up Photosynthesis To Boost Crop Yields 提高光合作用能使作物增加产量 Photosynthesis is surprisingly inefficient, only of the order of one to two percent. And one of the main culprits is an enzyme called RuBisCo. 光合作用效率低得

Science names HIV study 2011 Breakthrough of Year

WASHINGTON, Dec. 22 (Xinhua) -- The journal Science on Thursday chose the HPTN 052 clinical trial, an international HIV prevention trial as the 2011 Breakthrough of the Year. The study found that if HIV-infected heterosexual individuals begin taking

One in five Americans has hearing loss: study

WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A

雅思阅读判断题--逻辑“三段论”更好解

雅思阅读判断题被同学们视为纠结题目之一，因为其类似于国内考试判断对错题，但又增加了not given的选项提高题目难度，所以对于广大考生来说多少有些挑战。殊不知这一类雅思题目解题方

英语听力文摘 English Digest 244、光呼吸作用之谜

The Mystery of Photorespiration 光呼吸作用之谜 光呼吸作用-Photorespiration是所有行光合作用的细胞（该处细胞包括原核生物和真核生物，但并非所有这些细胞都能运行完整的光呼吸）在光照和高氧低二