Massive clouds of non-toxic smoke erupted over Golden Gate Park's Music Concourse Saturday evening, sending plumes of color high into the sky that wafted as far as the Ferris wheel. The huge ...

Discover amazing ways to create vibrant colored smoke with our simple chemical experiments! Learn how to dye smoke in any color you desire and wow your friends with stunning smoke effects. Perfect for ...

ROME, Italy — When a new pope is needed, the College of Cardinals gather at the Vatican to vote and colored smoke flows out of the Sistine Chapel’s chimney depending on the result — but what does it ...