Acoustic tweezers use sound waves to create a potential-energy well that can hold an object in place – they are the acoustic ...

A strange form of matter called a time crystal has fascinated physicists for about a decade. These systems move in repeating ...

We compare and contrast closed-ended, open-ended, and closed-on-one-end tubes. In this Closer Look segment on Standing Waves, we compare and contrast closed-ended, open-ended, and closed-on-one-end ...

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