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Scientists confirm 'second sound' is real, and it's wild

Heat is not supposed to behave like this. In everyday life, warmth seeps and diffuses, spreading from hot to cold in a slow, ...

Physicists generate hybrid spin-sound waves, expanding options for 6G implementation

Acoustic frequency filters, which convert electrical signals into miniaturized sound waves, separate the different frequency bands for mobile communications, Wi-Fi, and GPS in smartphones. Physicists ...