The summer solstice occurs this evening at 6:34 PM EDT: some science, history, poetry and music.
The Numbers Add Up: Peeing in the Shower Makes Sense.
The Ad Campaign that Convinced Americans to Pay for Water.
How to Have a Healthy Summer: Advice from 1656.
What Happens If GPS Fails?
The Weird and Very Long History of State Liquor Laws.
ICYMI, Friday's links are here, and include parenting advice from Homer Simpson, a photo gallery of awkwardly sitting dogs, the anniversary of the 1815 Battle of Waterloo, and a 1942 guide to spaghetti-eating etiquette.