7亿光年外存在超大黑洞！黑洞真的会把地球吞噬么？（下）| 北京师范大学天文系张帆

Could sofa theory help you find your ideal partner? 4 min · 23 Sep 2026 · Do you really know?

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Behind The Scenes At Vogue World Milano 28 min · 23 Sep 2026 · The Run-Through with Vogue

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Is end-to-end encryption really secure? 4 min · 23 Sep 2026 · Do you really know?

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Do tongue scrapers actually help with bad breath? 5 min · 23 Sep 2026 · Do you really know?

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Lab Notes: Have we found dark matter? 10 min · 23 Sep 2026 · The Science Show

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Is it cool to have no friends? 26 min · 23 Sep 2026 · Today in Focus

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