Featured in DIY
Send steel up in flames—as long as it's in wool form
Enter the Popular Science Invention Awards
Do you have an invention you KNOW will someday change the world? You could wind up in the pages of PopSci
WARNING: Shocking Video
Want to add some zip to your Halloween decorations, this year? NK5 has posted a project for building your own...
5-Minute Project Video: Parabolic Cookware Wi-Fi Antenna
Extend your range with some old-fashioned cookware
pPCBs (Paper Printed Circuit Board)
Peter Blasser has a very unique Web site where you can download and print paper “circuit boards.” These circuits are...
Lab Work: Piezoelectric Power
An explosive kit for exploring energy can be purchased from Educational Innovations. The Piezo Popper Kit (HS-2A; $7.50) is a...
Build It: The All-Seeing Tank
RC Home Inspector can check for cracks in your foundation and keep you out of that nasty crawl space
PopSci 5-Minute Project Video: Disposable Cam-Belt
Make the world's coolest belt using a high-tech mash-up of leather straps and a disposable camera
Make a High-Speed Flash
Take pictures of fraction-of-a-second events with a high-speed flash system you can make for just 25 bucks
DIY Built-In Cable-Free Network
Or, how to hide all that wire junk and still enjoy your home entertainment system. Do you hate cable clutter?...