Some say crop circles are coded messages created by aliens. Others say they're made by farm hands with plywood, rope and too much free time.
Whatever the case, these totally real and not-at-all-Photoshopped examples are saying something, but what? Perhaps it's time to put on our tinfoil hats?
For another dose of Circa Humor, here's a funny explanation about the lows of air transportation.
Some say you need to travel light years away to experience hostile forces in the sky. If you ask us, these days all you need do is book a flight. Make sure to fasten your seat belt, it's going to be a grumpy ride.