13-06-19 The value of a fuel's long-term usefulness and viability is judged through its energy return on investment; the comparison between the eventual fuel and the energy invested to create it. The energy return on investment (EROI) study published in the...

13-06-15 Sleep camels are ultra-workaholics who go for days without resting, then power-sleep or power-nap for most of the weekend in an attempt to to make up for it and to store up energy for the week ahead. Sleep camel指那些在工作日争分夺秒工作，睡眠时间很...

13-06-05 Strawberry lovers rejoice: the days of unpacking your luscious（甘美的） berries from the refrigerator only to find them sprouting（发芽） wispy（纤细的） goatees of mold may be numbered. A research team from the U.S. Department of Agriculture's (US...

13-05-31 片段对白 Kids' dads: Hi, June. Hey, June. Hi, June. Hey, June. June: Need more cupcakes, Sarah. All the dads are staying for the party. What's up with that? Sarah: I have no idea. June: Every Halloween it's the same thing. But I guess it's great how...

13-05-20 Healthy and Fit The first goal common to all of us is health and energy. We all want to be healthy and fit, to have high levels of energy and to live free of pain and illness. Today, with the incredible advances in medical science, the quality of ou...

13-05-19 Physicists may have created the smallest drops of liquid ever made in the lab. That possibility has been raised by the results of a recent experiment conducted by Vanderbilt physicist Julia Velkovska and her colleagues at the Large Hadron Collider,...

13-05-13 A recent Baylor University research study has shed new light on the diet and food acquisition strategies of some the earliest human ancestors in Africa. Beginning around two million years ago, early stone tool-making humans, known scientifically as...

13-04-17 原文： 咬得体无完肤，抓得指无余力。（钱钟书 - 《围城》 ） 译文： He was bitten till there wasn't one piece of skin left whole, and he plucked till his fingers went limp. (美 Jeanne Kelly, Nathan K.Mao 译 Fortress Besieged) 翻译笔记： 体无完肤在汉语...

13-03-27 Excess carbon dioxide in Earth's atmosphere created by the widespread burning of fossil fuels is the major driving force of global climate change, and researchers the world over are looking for new ways to generate power that leaves a smaller carbon...

13-03-24 Hi, everybody. As a nation, our top priority is growing our economy and creating good middle class jobs. That's why this week I 'm speaking to you from the Argonne National Laboratory in Illinois, because few areas hold as much promise as what they'...