文章列表

• 1.【英语时差8,16】猫为什么会眨眼？(下)
• A blink sends the message: You are my friend. I am not angry. I am not threatened, or threatening. This kind of message is very important in the wild,...
• 2.【英语时差8,16】飞碟攻击！
• June. Nineteen sixty-nine. Not one airliner but two, plus the pilot of an Air National Guard fighter plane, report being harassed by a team of UFOs. O...
• 3.【英语时差8,16】猫为什么会眨眼？(上)
• Cats send all sorts of nonverbal signals, both to each other and to us humans. One of those signals is a blink. If you own a cat and havent ever notic...
• 4.【英语时差8,16】活化能，火，燃烧棒（上）
• Heres one you probably never thought to ask about before. Youre in the woods building a campfire. You pile up some dry kindling and light a match. Hol...
• 5.【英语时差8,16】沙子的地质情况
• On the Earth's surface, sand is everywhere. In fact, it's even more common than rock. On today's Moment of Science, we'll learn where all this sand co...
• 6.【英语时差8,16】大象拥有超强记忆力
• Don: Ready, Ya?l? Ya?l: Yep. D: Here goes 3.1415 9265 3589 7932 3846 2643 3832 79. Ta da! Y: Wow, you really can recite pi to the thirtieth decimal pl...
• 7.【英语时差8,16】“闪闪发光”的项链（上）
• If you go to any outdoor, nighttime event these days, youre likely to see people wearing glowing plastic necklaces. These necklaces seem to glow magic...
• 8.【英语时差8,16】当好香蕉变坏
• on this Moment of Science Yael and Don discuss what causes the brown spots on bananas. Y: So Don, yesterday I was walking down the produce aisle when ...
• 9.【英语时差8,16】瞳孔（下）
• Like a theater curtain, a slit pupil can close as much as necessary to prevent too much light from entering the eye. For humans and other animals acti...
• 10.【英语时差8,16】海浪的声音（下）
• Whitecaps are small waves that grow too tall to support themselves on their short bases. Its kind of like piling up dry sand on the beach. You can mak...