Megamasers are astronomical phenomena that may mean galaxies have collided in the distant reaches of the universe. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/megamaser-news.htm

How Did Napoleon I, the Emperor of the French, Rise and Fall?
15:08

BrainStuff Classics: How Did Alchemy Create Chemistry?
07:11

How Did Sundown Towns Say the Quiet Part Out Loud?
11:35