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《科学新闻》 第208卷 第1期 · 2026年1月刊 · 中文解读

现实中的悬浮术:比挥动魔杖复杂得多

Levitation is real, but it takes more than a flick of the wrist · Maria Temming
约 6 分钟Technically Fiction在小程序里点播,20 到 60 分钟做好
这篇讲什么
本文探讨了现实中利用声波、磁力和电力实现悬浮的可能性,并指出其限制和潜在危险。
原文开头
In fiction, magic makes levitation easy. With a simple swish-and-flick of his wand, Ron Weasley yanks a troll’s club high above its head in Harry Potter and the Sorcerer’s Stone. Through graceful martial arts, ele- ment benders in TV’s Avatar series launch boulders and waves of water skyward. And a casual gesture is all Marvel hero Scarlet Witch needs to fling away enemies. In the real world, sound, magnets and elec- tricity can all create upward forces strong enough to cancel out gravity. Just don’t expect these levita- tion techniques to toss boulders or bad guys. At least, not without some outrageous — and dangerous — upgrades. Acoustic levitation devices use vibrations to hold objects aloft. …
摘自《科学新闻》(Science News)第208卷 第1期 · 2026年1月刊,Maria Temming。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。
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