文章列表

• 1.【英语时差8,16】从指间到手的细菌（上）
• Back in the late 1800s, detectives first started using fingerprints to identify criminals. More recently, during the past few decades, DNA has become ...
• 2.【英语时差8,16】阿基米德用镜子烧了罗马船？（上）
• Ive always been intrigued by the story that the Greek scientist Archimedes used mirrors to focus sunlight on Roman ships and set them on fire during t...
• 3.【英语时差8,16】遮荫避综合症
• Don: What's wrong with these plants, Ya?l? They've grown all long and spindly, and just have a few small leaves! Ya?l: Hmm. It could be SAS, Don. D: S...
• 4.【英语时差8,16】英国天文学家,小绿人,脉冲星（下）
• A little more cautious than the Soviets, though, the British astronomers didnt go public. They named the mysterious radio source LGM 1, for Little Gre...
• 5.【英语时差8,16】英国天文学家,小绿人,脉冲星（上）
• Last time we mentioned the time when Soviet radio astronomers went public with the most amazing find ever they were listening in on radio signals from...
• 6.【英语时差8,16】巨大的声响
• Ya?l: On today's Moment of Science: The praying mantis, an auditory Cyclops. D: Sounds like a B-Movie from the 1950's! Y: To small insects, praying ma...
• 7.【英语时差8,16】谁相信吸血鬼？
• The belief in vampires is one of the most wide-spread of superstitions, real-life instances of vampirism having been documented for hundreds of years....
• 8.【英语时差8,16】欺骗苏联科学家的“外星人”（上）
• Aliens,we found aliens! Well, thats kinda what Soviet radio astronomers said back in the early nineteen sixties, anyway. They held a press conference ...
• 9.【英语时差8,16】欺骗苏联科学家的“外星人”（下）
• So what was the mysterious source of radio waves? It was the first quasar ever spotted. The word quasar is short for quasi stellar radio source. Quasi...
• 10.【英语时差8,16】智能轮子
• Ya?l: My car is stupid, Don. D: What do you mean, Ya?l? Y: I turn the key, the engine ignites. I turn the steering wheel, the wheels move. And that's ...