# astro: sources of ripples of spacetime: a brief history of black holes

<< The history of (..) hunt for these enigmatic objects traces back to the 18th century, but the crucial phase took place in a suitably dark period of human history - World War II. >>

Carla Rodrigues Almeida. A brief history of black holes. Max Planck Institute for the History of Science. Dec 27, 2018.

http://theconversation.com/a-brief-history-of-black-holes-107298