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10 World-Changing Innovators for 2012

Tires that maintain their own air pressure. A brain-to-computer interface. Cameras that can see around corners. This year's Breakthrough Award-winning innovators are the brains and sweat behind some of the world's biggest ideas.<p>Tires that maintain their own air pressure. A brain-to-computer …

Engineering

The More-Affordable Photovoltaic Solar Cell

The Brilliant Idea: A solar cell that requires only a fraction of the silicon used in standard PV.<p><b>Innovators: Harry Atwater, Michael Kelzenberg, Nathan Lewis, California Institute of Technology</b><p>Chemist Harry Atwater's gift for manipulating light has led to some eye-opening innovations, including an …

Strong Magnets With Printed Poles Have Endless Engineering Applications

The Brilliant Idea: Magnets printed with multiple poles, opening the door to myriad applications.<p>cellspacing="0" cellpadding="0"><p><b>Snowboard Bindings</b><p>Two magnets tightly attract when aligned but repel when twisted more than 45 degrees, easily clicking on and off. Other apps: cycling cleats, pick-proof …

The Lighter, Better, More Efficient Two-Stroke Engine

The idea of a two-stroke internal combustion engine for cars has been around for years—but until now, no one's been able to overcome its engineering obstacles. Peter Hofbauer of Ecomotors earns a 2011 PM Breakthrough Award for a design that's actually better and more fuel-efficient than the …

The Earthquake-Resilient Building

The Brilliant Idea: A replaceable, building-wide system to help hospitals, apartment buildings and office towers survive severe seismic shaking.<p>cellpadding="0" cellspacing="0"><p>(Illustration by Sinelab)<p><b>Innovators: Gregory Deierlein, Stanford University; Jerome F. Hajjar, Northeastern University</b><p><b>For</b> …

Declassified: America's Secret Flying Saucer

In the 1950s, a small team of engineers set to work on a secret program called Project 1794—a supersonic craft designed to shoot down Soviet bombers. Now a trove of declassified documents reveals the audacious mission to build a flying saucer.<p>In September 2012, Michael Rhodes, a technician at the …

X-47B Completes a Carrier Takeoff

The Navy's prototype unmanned fighter succeeds in launching from the deck of the USS George H. W. Bush and flying in the complicated airspace around a carrier.<p><b>These robots grow up so fast</b>. It was just two years ago that personnel at Naval Air Station Patuxent River, Md. escorted PopMech through the …

Car Salesman Confidential: How Much Does Your Salesman Know?

The short answer is: a lot. Or … maybe nothing at all.<p>The short answer is: a lot. Or … maybe nothing at all. It all depends on the luck of the draw. That fellow strolling out to greet you may be a Certified Product Specialist, or he may be a total ignoramus. Or, he could be somewhere in between: a …

General Motors

Cars Articles, Photos and Videos - AOL

Instagram Success: These Types of Images Drive the Most Engagement (Infographic)

2 min read<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p>For many, picking the right Instagram filter can be an agonizing task. With so many options, it's tough to discern what's going to look the best and grab the most attention. But now, thanks to extensive data analysis, one …

Photo Sharing

Engadget's laptop buyer's guide: fall 2013 edition

We're not sure how many of you will be lucky enough to receive a spanking new notebook for the holidays, but just in case you've got one on your list (or are shopping for someone else), we've got a newly updated laptop buyer's guide full of suggestions. Whether it's a convertible Ultrabook you're …

The Importance Of Diet In The First 1,000 Days

New research from the International Food Policy Research Institute looks at the economic rationale for spending money to avoid stunting. Physical and psychological stunting occurs when children receive inadequate nutrition in their first 1,000 days of life. Senior researcher John Hoddinott talks …