We're all familiar with the high-pitched squeak of basketball shoes on the court during games, or tires squealing on pavement. Scientists conducted several experiments and discovered that the geometry of the sneakers' tread patterns determines the squeak's frequency, enabling the team to make rubber blocks set to specific frequencies and slide them across glass surfaces to play Star Wars' "Imperial March."
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00599-5
，详情可参考同城约会
这些词放在一份硅谷顶级风投的年度展望里，多少有些违和。过去二十年，风险投资的逻辑是逃离物理世界——越轻越好，越数字化越好，最好是纯软件，边际成本为零，可以无限复制。工厂、矿山、流水线，太重、太慢、太难标准化，不是VC该碰的生意。
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