The 10 Trippiest Optical Illusions

They'll trick your eyes, mess with your mind, and make you question reality. If you have trouble reading this message, view it in a browser.       The 10 Trippiest Optical Illusions   They'll trick your eyes, mess with your mind, and make you question reality. Read More           How Strong Are Elon Musk's 10-Cent Bricks?   The Boring Company is turning the dirt from its underground tunnels into bricks. But are they actually durable? Read More             The Best Battery-Powered Leaf Blowers   This new generation of electric blowers can whoosh away just about anything. Read More           American-Made Spy Boat on Secret Mission Washes Up in Scotland   So ... who does it belong to? Read More           A 12-Year-Old Kid Built a Working Nuclear Fusion Reactor (and Broke an Epic Record)   He's the youngest person to ever achieve fusion. Read More           Who Invented the Haunted House?   This story is exclusive to Pop Mech Pro members.   The DIY history of a Halloween tradition. Read More         Read More on PopularMechanics.com       Follow Us     Unsubscribe  Privacy Notice   PopularMechanics.com ©2020 Hearst Communications Inc. All Rights Reserved. Hearst Email Privacy, 300 W 57th St., Fl. 19 (sta 1-1), New York, NY 10019