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Researchers have made some interesting discoveries near Antarctica. A team of scientists from the British Antarctic Survey and University of Hamburg have published the first comprehensive inventory of sea-and-land animals, near the tip of the Antarct

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Jack plunched down into thesea, the water was freezing cold, hepumped back up to the surface, choaking and coughing, the lifevest kept Jack closed, but the waves kept hammering at him. Help! Jack shouted. Thought to the twenty foot tiger shark, andmy

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[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1

英语听力：探索发现 科学新发现：我们的大气层-12

Our atmosphere is in constant motion; the moving air that causes our weather circulates between the ground and 50,000 feet. It is the sun that drives this movement. When solar energy reaches earth, it heats the surface and atmosphere, but it does so

Earth and Sky:Aqua Technology 水资源监测科技

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

电信专业英英词典G-2

Ground - Connecting the Earth to electrical equipment with a conductor. This is done so current overloads (perhaps due to a lightning strike) can be safely diverted to the Earth. Ground Fault Circuit

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-Im Chris Kaufman and I here with Justin Kasper, who works at Smithsonian, hes an astrophysicist at the Smithsonian. And he's won a project thats gonna launch a probe at the sun, specifically the Solar Wind Electrons Alphas and Protons investigation,

最新研究显示全球气候变暖加速

In Study, Past Decade Ranks Among Hottest New research suggests average global temperatures were higher in the past decade than over most of the previous 11,300 years, a finding that offers a long-term context for assessing modern-day climate change.

VOA慢速英语2014 科学家绘制新的海底地图

Scientists Create New Maps of Ocean Floor 科学家绘制新的海底地图 Until recently, scientists had mapped only about 20 percent of the sea floor. But our knowledge of the deep seas is changing because of information from satellites. Scientist

VOA标准英语2014--Study: Warmer World Will Produce Fewer Clou 气候变暖导致云层变少

Study: Warmer World Will Produce Fewer Clou 气候变暖导致云层变少 With rising global carbon emissions, the planet will heat up and cloud cover will dissipate, according to a new study. The concentration of heat-trapping carbon dioxide in the

VOA标准英语2014--Sea Turtles' ‘Lost Years’ Mystery Unfolds 揭秘海龟“遗失岁月”的秘密

Sea Turtles' Lost Years Mystery Unfolds 揭秘海龟遗失岁月的秘密 Satellite tracking devices attached to young sea turtles have provided new information on the so-called lost years of this endangered species. As soon as the hatchlings emerge

美国科学60秒 SSS 2013-05-07

When summer hits, I dread jogging outside. But a study finds that elephants can be in true danger in the heat. As creatures get bigger, they have smaller surface area to body volumn ratios. Fully-grown Asian eleplants thus pack a lot of mass into a b

IBM制作出世界上最小的电影

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

全球气温或达到历史新高

WASHINGTON, June 23 (Xinhua) -- Last month was the hottest May since record keeping began in 1880, the U.S. National Oceanic and Atmospheric Administration (NOAA) said Monday. 图片1 The combined average temperature over global land and ocean surfac

初一暑假英语日记大全：Summer Holiday in Taiwan_500字

Summer can be very hot in southern Taiwan where the temperature usually goes up to 32C or more. Because of the heat it is a trying experience to go to school or do anything else in a place that is not air-conditioned. Also because of this I stay at h

NASA to launch ocean-watch satellite in June

WASHINGTON, May 17 (Xinhua) -- The U.S. National Aeronautics and Space Administration (NASA) announced Tuesday that the international Aquarius/SAC-D observatory will be launched on June 9, to study interactions between ocean circulation(循环) , the

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探月工程词汇中英对照 嫦娥1号：Chang'e-1 lunar probe; Chang'e-1 lunar satellite 月球探测卫星：lunar probe; lunar exploration satellite; lunar orbiter 长征三号甲运载火箭：Long March 3A launch vehicle; LM-3A launch vehicle

英语听力：自然百科 金星和水星旅行指南 Venus and Mercury-18

Despite all this scientific effort, we still don't know what triggered Venus' diabolical transformation. People debated over whether Venus ever had a moon. If Venus had a satellite at one point, could that satellite eventually impacted onto the surfa

New sea satellite system helps South Africans combat piracy

JOHANNESBURG, March 8 (Xinhua) -- In order to combat piracy and to improve maritime safety, South African authorities（当局官方） have begun using a sophisticated（复杂的精细的 ） navigation satellite system, it was announced on Tuesday

关节疼痛真的可以预测天气吗

Maybe. A change in barometric readings may be part of the reason: Atmospheric pressure often drops right before bad weather sets in; this shift could cause body tissue to expand, which can lead to swelling and pain. 也许吧，气压变化有可能是