文章列表

• 1.美国科学60秒 SSS 2015-04-16
• This is Scientific American 60 Second Science. I'm Christofer Tagiya. Got a minute? Ever run along white sand and it hardens up almost like concrete u...
• 2.美国科学60秒 SSS 2015-04-15
• Early warning systems can be the difference between life and death in earthquake-prone regions. But they are expensive. The US, Mexico and Japan have ...
• 3.美国科学60秒 SSS 2015-04-14
• Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的...
• 4.美国科学60秒 SSS 2015-04-13
• Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的...
• 5.美国科学60秒 SSS 2015-04-10
• Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的...
• 6.美国科学60秒 SSS 2015-04-09
• Telomeres are parts of chromosomes that protect the ends of the chromosomes. Theyre often likened to the aglets(绳两端的金属箍) at the end of shoelace...
• 7.美国科学60秒 SSS 2015-04-08
• Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的...
• 8.美国科学60秒 SSS 2015-04-07
• Imagine being able to insistently see what location you happen to be at, looked like 575 or a hundred years ago. A team of app developers wants to use...
• 9.美国科学60秒 SSS 2015-04-06
• A small but growing market exists on the internet for human breast milk. Now a study finds that buyers should really be aware: some purveyors(供货商) ...
• 10.美国科学60秒 SSS 2015-04-03
• Body odor. The smell of BO is unmistakable. And the culprit(犯人) behind that signature stench(恶臭) is a molecule called thioalcohol(硫醇). Our noses...