There are many ways to melt metal, but an arc furnace can liquefy almost anything you put in it, using...
Digital projectors inexpensively deliver massive HDTV-quality images--if you don't mind a little sweat.
This year's must-have convergence device gets a lot cooler with a few essential extras.
Of course you love your TiVo. Here's how to love it 190 percent more, and then some.
No one knows how to stop it, but at least you can slow it down--the latest tech for protecting your...
Unlock the mystery of the pencil by turning out a few of your own.
Heart-rate monitor with built-in GPS gives endurance athletes their first accurate tool for tracking pace and distance.
For 150 years scientists believed that stable magnetic levitation was impossible. Then Roy Harrigan came along.
Tired of waiting for our fuel of the future to come of age? Grab a cup of water and a...
The art of shrinking coins using copper coils, magnetic fields and enough energy to power a small city.
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.