From StarTalk.

String theory is a bold attempt to unite gravity and quantum mechanics by modeling particles as vibrating strings, where gravity is not added but naturally emerges—yet this elegant theory demands extra dimensions and remains experimentally unreachable with today’s technology.

From ‘Is The Universe Made of Tiny Vibrating Strings? With Lara Anderson:’ https://youtu.be/fplTT3IrxDw?si=Zas4TljjmZtrkUhF

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