标签:scientists 相关文章
Scientists in Mexico say they may have found a way to cut production of methane, a gas linked to rising temperatures on the Earths surface. The scientists say their method may help reduce the methane released by cows, one of the main producers of the
[00:04.53]Unit 22 Environmental Protection [00:08.85]Lesson 1 Global Warming [00:12.39]Can we take the heat?In the last few decades, [00:16.95]environmentalists have reported [00:19.02]that human beings are causing changes [00:22.29]in the Earth's cl
Possible Earth-Like Planet Next Door? Scientists say they discovered an Earth-like planet orbiting the star closest to our planet other than the Sun. It is the closest planet ever found outside our solar system that could support life as we know it.
[00:05.49]Why are some people left-handed? [00:09.09]Scientists have been trying to answer that question for many years. [00:14.32]Research has shown that ninety percent of people naturally use their right hands for most tasks. [00:22.94]But hundreds
This is Scientific American's 60-second Science, I am Karen Hopkin. This'll just take a minute. Methane is a greenhouse gas that traps heat even better than carbon dioxide. It comes from a variety of sources, including fossil fuel production and even
VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special English. Today we tell about an unusual scientific research area in the United States. It is filled with the remains of ancient animals. This unusual pl
Is There a Ninth Planet in Our Solar System? 科学家称发现太阳系新行星 Scientists said they have found evidence of a giant planet far out in our solar system. In a statement, the California Institute of Technology Caltech -- said this plan
SCIENCE IN THE NEWS - Women Are Able to Read More in a Man's Face Than He Might ThinkBy Brianna Blake Broadcast: Tuesday, August 22, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English.
German scientists dug 50 meters down and discovered small pieces of copper. After studying these pieces for a long time, Germany announced that the ancient Germans 25,000 years ago had a nation-wide telephone net. Naturally, the Russian government wa
Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后,科学家们近日表示
Human bodies are frail, easily damaged packages full of parts that can never fully come back once lost. Luckily, researchers worldwide are working on replacing every bit of the body to make us all cyborgs. 人的身体是十分脆弱的,有些娇弱的
Keeping a busy social life amongst lots of friends may keep people slimmer than spending several hours on a treadmill, according to scientists. 科学家研究发现,与在跑步机上锻炼几个小时相比,忙于参加朋友们的社交活动可
1. Choose a dramatic setting for your first date, such as a roller coaster, or go to see a nerve-jangling movie such as Fatal Attraction. Scientists suspect the buzz of adrenaline this causes is confused with the thrill of attraction. 1. 为首次约
BEIJING, June 28 (Xinhuanet) -- A truck-sized asteroid passed over the Atlantic Ocean within 7,500 miles of the Earth on Monday, according to NASA's Jet Propulsion Laboratory. The space rock, called asteroid 2011 MD, is the second space rock to zip e
Spouses influence each others exercise habits, for better and worse, more than is often recognized, according to an interesting new study of the workout habits of middle-aged couples. The study found that changes in one spouses routine tend to be ech
BEIJING, Sept. 14 (Xinhuanet) -- Scientists had discovered the fossils of a new species of ancient carnivorous fish, National Geographic reported Monday. The newly-found ancient fish, Laccognathus embryi, is a 1.8-meter-long predator, which was waiti
Is Less Reading Making Americans Less Empathetic? A new study from the University of Michigan at Ann Arbor shows that Americans' levels of empathy have dropped significantly in the last three decades. Using a questionnaire called The Interpersonal Re