Read the latest articles from Popular Science (Page 1291)
2012 Invention Awards: A Higher-Efficiency, Lower-Emission Engine System
An engine mod uses waste heat to cut gas consumption
2012 Invention Awards: A Recirculating Shower
A cleaner wash feeds back water as you shower
Testing the Novara Gotham: A Bike With Infinite Gears
Cyclists of the world unite! You have nothing to lose but your chains (and derailleurs)
Rough Sketch: Self-Guided Bullet
“Our .50-caliber bullet can guide itself to a hit half a mile away”
2012 Invention Awards: A Spring-Loaded Ice Skate
Spring-loaded skates that give hockey players a boost
How Crows Recognize Individual Humans, Warn Others, and Are Basically Smarter Than You
Also, crows are scared of Dick Cheney. Told you they were smart
2012 Invention Awards: A Better Lobster Trap
The Bait Savour adds the critical time dimension to crustacean catching
Video: What We Saw at the World Science Festival’s Innovation Square
A robot petting zoo, complete with a flying robo-bird, plus the world's lightest material and an algorithmic dance-off
NASA Adopts Two Spare Spy Telescopes, Each Maybe More Powerful Than Hubble
The National Reconnaissance Office is giving away its secret double Hubbles
2012 Invention Awards: A Recovery-Accelerating Modular Cast
The cast can be removed piece by piece for sectional healing
2012 Invention Awards: Augmented-Reality Contact Lenses
A set of contact lenses that turns the wearer's field of vision into a screen
Archive Gallery: The Exciting Growth of The Periodic Table
PopSci discovers the elements, one by one