轻松帮小狗“打扫卫生”。CLEANING up after dogs is not much fun. To make it easier, a US man and his 9-year-old son invented the Pooch Power Shovel. It has a vacuum (真空吸尘器) inside, and gets dog waste into a bag ……

years.The power ofpoop(粪便)RATHER than step in it, dog owners in San Francisco, US, soon could be using... will becomemethane gas(沼气) after several weeks inside the container. The gas then could be used to fuel gas stoves ……

printing to design a flexible, foldable lunar house. They call it Lunark. Inside, solar panels power... it Lunark. Inside, solar panels power a lighting system that mimics (模拟) natural light cycles, a 3D ……

3-gigahertz processor" with "two virtual chips inside one," which speeds up programmes and boosts... hormones, US researchers reported last week.3D circuit powerIBM Corp on Monday said it has found ……

THE HUMAN body can digest (消化) food and convert (转换) it into energy to help us talk, walk and think... widely used because they are not small enough and can’t produce enough power to run most electronic ……

).Scientists from University of Michigan, US, and University of Tokyo, Japan, did this new study together. They built an 18-cubic-meter room. Inside, lamps, fans and phones can draw current (电流) over ……

鞋). This helps people walk faster on their way to work or school. Batteries (电池) inside give power...) inside give power to the shoes. It can go for 10 to 15 kilometers. ……

Most cars use gas. But this car uses air! It is in the US. There is a machine in the car. It uses air to give the car power. ……

出身贫穷的伊拉克总统萨达姆再次成为世界关注的焦点。"WORDS are very powerful, they can get things done for us, but then a word... in February 1998. However, the US Government continues to demand access (进入) to Saddam's eight ……

in the US. When people use phones in the dark, more blue light goes into our eyes.2Sunscreen machine这个机器可以帮你涂抹防晒霜。Usually, it takes time to put sunscreen all over your body. But SnappyScreen from the US can ……

are connected to a small “box” – the power source (电源) – inside Wu’s body.The doctors did a surgery (手术.... The electrodes are connected to a small “box” – the power source (电源) – inside Wu’s body.Wu can control ……

Chinese scientists have mastered the technology for *reprocessing fuel from nuclear power plants... said.By using the new technology, uranium found in China could fuel the country’s nuclear power ……

Solar panels (太阳能面板) are an environmentally-friendly way to power a home, but many people are put off by the way they look. Thankfully, US tech firm Tesla says it has a solution to this.The company ……

能发电的人造树叶。词数 390 建议阅读时间 6分钟 教案和课件见网站 测试见7版WHAT will power your house in the future? Nuclear, wind, or solar power? According to scientists at the Massachusetts Institute of Technology (MIT) in the US ……

能发电的人造树叶。词数 390 建议阅读时间 5分钟 教案和课件见网站 测试见7版WHAT will power your house in the future? Nuclear, wind, or solar power? According to scientists at the Massachusetts Institute of Technology (MIT) in the US ……