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科学研究   

2023-02-02   Intermediate
Physics Now and Then - Neutrinos

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Steve: Why do you love neutrinos so much? Krauss: Because they're the most interesting particles in nature, they're everything you would want. They are elusive and mysterious; you d...


2023-01-31   Video
Why Alien Life Would be Our Doom

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Imagine NASA announced today that they found aliens. Bacteria on Mars, weird alien fish in the oceans of Europa, and also ancient alien ruins on Titan. Wouldn't that be great? Well, no. ...


2023-01-29   Intermediate
Mindless Eating

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Steve: Hi Dr. Wansink. How are you? Wansink: It's good to be with you, Steve. Steve: Great to talk to you. So, Mindless Eating! It sounds kind of obvious, but what is mind...


2023-01-27   Intermediate
Bill McKibben's Eaarth -Ⅲ

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McKibben: Absolutely, to me one of the great lessons of the last couple of years is a lot of things [that] are [too] big. Our senator, [the wonderful Bernie Sanders,] recently introduced the Too Big...


2023-01-26   Pre-Intermediate
The Science of Severe Ocean Storms

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Severe storms that develop over the Indian Ocean are called cyclones.Storms that form over the northwestern Pacific Ocean are typhoons.And storms that form over the eastern Pacific and the Atlantic Oc...


2023-01-25   Video
Homeopathy Explained

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Homeopathy may be the most controversial but also the most popular alternative medicine. While some argue against it, others swear by its great power and effectiveness. How does homeopathy work?...


2023-01-23   Intermediate
Bill McKibben's Eaarth -Ⅱ

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Fischetti: Right, well some people would say that the tough [nut] in that is still trying to continue to solve basic human problems… McKibben: Yep, it is the tough [nut]. Fischetti: ...


2023-01-17   Intermediate
Bill McKibben's Eaarth -Ⅰ

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Fischetti: So chapter 1 to me seems like it's basically saying, "Hey, we have heavily altered the earth; it no longer works the way it used to. We've still [got to] try to reduce [atmospheric...


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