Source: Did You Know: The Lines On A Solo Cup Are Measurement Marks | KUNC
Stashed in: Alcohol!, Beer!
I didn't know this...
Apparently it's just a coincidence that the lines correspond to measurements.
This explains: http://www.snopes.com/food/prepare/solocups.asp
I didn't know this, either.
I also liked the link on how to build a campfire: http://kunc.org/post/summer-science-how-build-campfire
I saw another, more crude variation on this theme today.
Putting Someone Else's Poop in Your Body Could Literally Save Your Life
Annie J. Cannon came up with the star classification system, and classified 500k stars, more than any other person.
Newcastle: We're pretty sure that taller beer taps get picked more often...
America's First Beer Archive Tapping Into Hop History