Ah, the sounds of late summer. Pass a pool, and hear the happy yelps of kids splashing around. Sit outside at night, and bask in the soothing buzz of cicadas hidden in the trees. Open the internet, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. NASA has released audio purported to be the "sound" of a supermassive ...

NASA has released the haunting audio clip of a black hole at the center of a galaxy cluster more than 200 million light years away – and listeners on Earth couldn’t help but note how eerie it sounds.

Enormous sound waves seen rippling through a galaxy cluster are heating up its gas, new observations suggest. This may solve a longstanding puzzle about why such clusters refuse to cool down.

resembles the sound of a rookery heard from a distance and is thought to be generated by high-energy electrons (atomic particles that have a negative electric charge) trapped in the Earth’s radiation ...

A gigantic sonic boom and a periodic deep cacophony of sound emanated from a supermassive black hole, according to observations by NASA's Chandra X-ray Observatory. The black hole, one of the biggest ...