Diego Casanova and Erin Boettcher talked about a gap in the observed mass of black holes. This gap corresponds to black holes with a mass between 10,000 to 100,000 times that of the Sun. A new discovery published in Nature presents a candidate for a black hole in this previously undetected mass range. Source: http://www.nature.com/articles/s41550-017-0224-z
(WORT) — The Radio Astronomy crew from UW-Madison talks about seeing black holes with regular ol’ telescopes.