A group of doctors and biophysicists at the University of California have built a device that could mean better medical care at home and in underdeveloped countries. CellScope is a cellphone that serves as a medical microscope.

When you need to make copies, you go to a copy shop. When you need to make a picture frame, you go to a frame shop. But where do you go when you need to make the next brilliant invention? Now, there's the TechShop.

It's the first step in computing. The Babbage Difference Engine was the first digital computer ever designed. It weighs nearly 5 tons and doesn't use electricity. See it Now.

The next step in lamps isn't a bulb; it's a glowing microchip. And it's revolutionizing everything from flashlights to chandeliers, from jewelry to knitting needles, and even brooms. To see how much LEDs (Light Emitting Diodes) have affected your life, look no farther than the nearest intersection...

It's the next step in microscopes, the iPod of science. It is only the size of a PC, yet it's more powerful than anything else that will fit on a desktop, and for less than 0,000. A few individuals are buying them to one-up their friends who have only a plasma TV! We begin with the foot of a fr...

You've heard how publishers and authors are upset with widely publicized efforts to scan every book. You would think that libraries would be in their corner. After all, the more you can read at home, the less you will need to trudge down to a building halfway across town. Instead, libraries are em...