Day 1154 Adam October 28, 2018 Adam Hill Science Puns, Text Only Puns, Travel Puns keywords: photon, light, travel, luggage, train, traveling, travelling Facebook Comments lightluggagephotontrain Share This Tweet Share Share Email Pin It Related Posts Day 1180 Ryan Roommate 1: Do you mind if I set up my cloning machine in the garage? Roommate 2: Sure. Make yourself at home. Day 1166 Ryan Someone told me today that protons have mass. I didn't even know they were Catholic. Day 1445 Adam Did you know that Dr. Pepper does not actually practice medicine? He has his degree in fizz-ics.