Einstein's Monsters

I ordinarily save up my reading recommendations for a year-end summary, but (a) these aren't ordinary times and (2) the book I finished last night was most noteworthy.

The book? Einstein's Monsters: The Life and Times of Black Holes (2018), by Brit astronomer and science popularizer Chris Impey. It integrates a wealth of fascinating material about general relativity, black holes large and small, cosmology, assorted multiverse theories, gravitational-wave observatories, and astronomy in...