Fire-Detecting Wallpaper Turns Entire Rooms Into a Better Smoke Detector

Where there’s smoke, there’s fire, and that’s how most alarm systems are able to detect and warn of trouble. But Chinese researchers have developed a new kind of wallpaper, using ingredients found in bones and teeth, that sounds the alarm when heat and flames are detected, turning every wall in a room into a potential…

Man Spends Months Building a Giant Sphere of Matches and Then Spectacularly Sets It on Fire

If you glue two matches together, you’ll find the sticks won’t be parallel to each other because the match heads at the top are slightly thicker. If you keep on going, and eventually glue 42,000 of them together, you’ll end up with a giant sphere that produces a fantastic chain reaction of fire when you light a single…

Blanketing California in Fire Retardant Is Potentially Very Harmful

As a firestorm rages across Southern California near the end of one of the state’s worst wildfire seasons, much attention has been drawn to the bright red foam that’s dropped from planes in an effort to slow the fire’s spread. Chemical fire retardant can be an important firefighting tool. But it can also have some…