Latest
Steelmaking is a major source of emissions. These companies are racing to fix it.
May 20, 2022 6:00 PM
Now’s the only time you can get a Sam’s Club membership and $10 gift card for $15
May 20, 2022 9:00 AM
Featured in wheels
Nov 25, 2015
Weird Wheels Move Robot In Four Directions Without Twisting
Perfect parallel parking for one tiny machine
Sep 28, 2015
Maker Faire: An Interactive Circus…For Education
Cirque Amongus puts you in the spotlight
Jul 01, 2015
Nanogenerators Will Let Car Tires Pull Electricity From The Ground
Reinventing the wheel
Oct 17, 2012
Robo-Wheelchair Climbs Stairs! [Video]
The robotic wheelchair senses the topography of a surface and decides whether to roll across it, or walk.
Aug 25, 2012
Mars Rover Curiosity’s Tracks Are More Than Just Skid Marks in the Martian Dirt
The Mars rover Curiosity’s first roll was more than a cause for celebration — it will help pinpoint where the...
Jul 26, 2012
Can Bridgestone’s Airless Tire End the Inner Tube Era?
Since the Scottish inventor Robert Thomson patented pneumatic tires in 1845, they have become standard on every vehicle with two,...
Apr 13, 2012
You Built What?!: A Street-Legal Three-Wheeler That Runs on Nearly 2,000 Batteries
The Canadian Road Hawk
Aug 17, 2011
Light-Up Bike Wheels Help Cyclists See the Road, and Help Motorists See the Bikes
Cities can only do so much to improve bicyclists’ safety — bike lanes and automatic traffic light sensors are great,...
Jan 03, 2011
Next Generation of Moon Rovers May Ride On Canadian Beanbag Wheels
Engineering professors at McGill University have constructed a new type of wheel, designed for the moon but inspired by the...
