CES Flashback: How Micro-projectors Evolved from Prototype to Product
3M's tiny MPro110 projector was first to market, but the rest of the industry is catching up fast.
Slideshow: LEDs Rock the House
From NIN to Radiohead, performers are trading in pyrotechnics for LED F/X
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Google Searches for Ad Dollars in Social Networks
New patents aim to pry profits from patterns
EE Gender Gap is Widening
What do women want?
From Engineer to Chocolatier
We catch up with a couple of ex-engineers who gave up technology careers to make confections.
DIY Plug-In Cars at Maker Faire
If you don't mind a limited range, it's easy to make your own electric car
Closing the Innovation Gap
Spectrum interviews Judy Estrin
The 6-Minute Memristor
Your quick-and-dirty guide to the fourth fundamental circuit element
Playing Guitar Hero Without Hands
Researchers find a more enjoyable way for amputees to train computers to recognize muscle control.
Hands-On with the Snorkel Mask Camera
Shoot underwater photos and videos while your hands remain free.