Happy Cinco do Mayo!

The Ten Longest Wars in History.

Medieval Pet Names.

What phrases commonly used today are derived from obsolete technologies? (spoiler – lots of them)

The Doorway Effect: Why Do We Forget What We’re Doing the Minute We Enter a Room?

Colorized vintage photos of landmarks being built.

ICYMI, Wednesday’s links are here, and include the physics of peacock feathers, Star Wars Day, a video compilation of small dogs trying to get onto or off of big couches, how your devices are spying on you, and the American who placed a $1 million bounty on Hitler..