教育学习   

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We're going to have a look at the way in which an amputated limb grows over the course of about 90 days in a salamander. That's a time-lapse movie， watching that thing grow. And now we're ...

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I am a very old man.How old I do not know.It is possible I am a hundred,maybe more.I cannot tell because I have never aged as other men do.So far as I can remember,I have always been a man of about th...

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Planet Earth is the home of every lifeform, known to us, in the universe. Its age is about 1/3 of the age of the universe and, admitted, It is a thing of beauty. a slightly squashed fai...

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Imagine you are walking by the sea. You feel the soft white sand under your feet. You breathe in the fresh sea air. The sounds of nature make you feel peaceful. But then ... A group of young people...

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Steve: Courtney, good to talk to you today. Humphries: Thanks, Steve. It's good to be here. Steve: So, let me just quote from your book. Pigeons were a fact I had taken for granted and the rest of t...

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Doctoral degrees. The disposable academic. Why doing a PhD is often a waste of time? ON THE evening before All Saints’ Day in 1517, Martin Luther nailed 95 theses to the door of a church in Witte...

博士学位 学位贬值 为什么读博通常是浪费时间? 1517年的万圣节前夕，马丁路德将批判教会的95条纲论钉到了威登堡一教堂的门上。那时，论文仅作为人们辩论的场所存在。路德，一个奥古斯丁教的传教士，他认为基督徒们不能买断到天堂的路。今...

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Old Joe and his son Tony were on their way to White River to catch some fish.They started on the trip long before the sun came up.Old Joe drove the car.Tony slept in the back seat.Joe enjoyed looking ...

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Steve: Mr. Gordon, good to talk to you today. Gordon: Hi, Steve! Good to talk to you. Steve: Inside the Heads of Players and Fans is the subtitle, the title is Your Brain on Cubs. Tell me about the ...