Tag: astrophysics

astrophysics – How can a black hole produce sound?

The Question : 95 people think this question is useful I was reading this article from NASA — it’s NASA — and literally found myself perplexed. The article describes the discovery that black holes emit a “note” that has physical ramifications on the detritus around it. Sept. 9, 2003: Astronomers using NASA’s Chandra X-ray Observatory