Forget Catherine the Great and Ivan the Terrible – here are Fruela the Leprous, Alfonso the Slobberer, Wilfred the Hairy and a bunch of their friends.

Everything you ever wanted to know about Over the Rainbow. Interesting backstory.

The Oak Bucket Challenge That 2,000 People Died For.

Photos: When Los Angeles was an Oil Field.

Is It True That a T-Rex Couldn’t See You If You Didn’t Move?

How to Listen to the Radio: The BBC’s 1930 Manual for Using a New Technology.

ICYMI, Friday’s links are here and include (without limitation) Skynet self-awareness, Amazon customer service chat between Thor and Odin, and the dark side of fairy tales.