Scientists have figured out how to make a drop of oil navigate a complex maze. The oil can navigate a maze using basic chemistry. Acid leaks into a solution that fills the maze, creating a gradient: Solution near the exit becomes more acidic, whereas solution near the entrance stays more basic.

The game is over and now you have a pretty simple decision to make. Who’s team are you on now? If you’re an American then Obama is your president. Just take a deep breath and accept it. If you want to see him fail, then you want America to fail. Who’s team are you on?