Videos showing nothing but rain hitting tents have become a popular trend on YouTube, and there's a possible reason why.

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Millions of people are tuned in to YouTube videos showing rain hitting tents for hours at a time and there may be benefits.

It's no secret that rain sounds offer troubled sleepers comfort. "Rain is predictable, calming, stable, and non-threatening," says Dr. Shelby Harris, a behavioral sleep-medicine specialist. According ...

Low-frequency sound waves aimed at a cloud could help to increase rainfall and alleviate drought in otherwise dry areas, according to a team of Chinese scientists. Researchers from Tsinghua University ...