2. Pentagon official offers a new UFO theory (not my theory, to be clear).
3. “How come the men, whom authorities are still trying to identify and arrest, loaded so many pennies into their white Chrysler 300 and dark-colored pickup truck?” (200k, NYT) And problems with the rapid injection.
5. Chess boom in American schools?
6. Plastic windows for Ukraine?
The assorted links posted on Sunday first appeared on Marginal REVOLUTION.