It’s such a common sight, you probably don’t think twice. You swat at the fly buzzing around your head, and it seeks refuge on the ceiling. You stomp at an ant crawling along the baseboard, and it escapes by climbing the wall. Insects seem to respect the law of gravity about as much as someone with diplomatic immunity respects a local jaywalking ordinance. How do they get away with it? Learn more on this Moment of Science.