科学研究   

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Every week, Sam provides me with a model of shapes that perform a particular function, basically a blueprint, almost like if you're assembling furniture or Lego. So it all starts with a dev...

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Congratulations, you've taken the seven-month-long journey and have finally landed on Mars. And it turns out, you're the first person. Better start cleaning the place up, and getting it...

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They are a living swimming self-powered robot that is less than a millimeter across. So some people were really afraid of the technology. It's something new they've never seen before. Other...

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Genetic researchers at the University of Cambridge in Britain say ancient DNA shows why northern Europeans have a higher risk of getting a nerve disease than other Europeans. The disease is called mu...

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See that strip of stars splashed across the night sky? That's our home galaxy, the Milky Way. You can see it from Earth because we live right on the outskirts, far away from all the fun...

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Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world, where the speed of light was slower - about the speed that sound travels at. In turn, th...

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Many people who find out they have cancer are able to survive the disease because of effective drugs. Treating cancer with certain drugs is known as chemotherapy. The drugs contain powerful chemicals...

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What if Earth's orbit ventured as far from the Sun as Pluto, and got as close to it as Venus? Would humans be able to survive such extreme changes in temperature? And if we could, what are the chan...