Masks are required for all visitors 2+. Vaccines recommended. Plan your visit
Aurora
A reflector stretches light from colored tiles into long bright ribbons.
Colored Shadows
Step in front of this wall, and you’ll make shadows of various colors—yellow, magenta, cyan, red, green, blue, and yes, even black—that wiggle, jump, and dance along with you.
Countless Colors
How many colors can you make by mixing red, green, and blue light?
Disagreeing About Color
Which of the outer dots best matches the center dot? Ask a few people and chances are you’ll get a few different answers.
Distilled Light
Split light apart and put it back together again.
Lumen-Illusion
Flashing lights create the illusion of motion.
Sun Painting
Created by artist Bob Miller, this classic Exploratorium exhibit is a “live” painting that uses light from the Sun as its palette.
