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How Is Oil Formed? How Much Oil Is Left on Earth? The Truth Behind the “Peak Oil” Debate

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What is a semiconductor? What are semiconductors used for? A 3-minute guide to understanding semicon

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What is the "Thatcher Effect"? When you turn a photo upside down, a strange phenomenon occurs

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How Powerful Is a Volcanic Eruption? If Yellowstone in the U.S. Ever Blows, It Could Wipe Out the En

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Is the ancient "silver needle test for poison" effective? Strange things happened when you put a nee

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What is the principle behind icebreakers? How impressive is China's new-generation icebreaker? Watch

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What are those little black balls? Why is the US dumping 96 million plastic balls into reservoirs?

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The sea is so deep—how on earth were the bridge piers of this cross-sea bridge constructed? When it

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An interesting scientific phenomenon: why does tea water form an "oil film" on the surface after bei

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