The Sundance Channel has a show called “Big Ideas for a Small Planet.” Awhile back they interviewed me for that show, and now it appears that the episode — which is about “green gadgets” — is out.
It’s a $2 purchase in iTunes. It seems that they also put me in the free, 30-second preview [...]

It’s not the groundbreaking, industry-changing event that the original iPhone was. But the iPhone 3G is a worthy upgrade to Apple’s smartphone, and fixes a few flaws that kept many people from buying the first version.
The addition of fast 3G wireless data, GPS and a more flexible, extensible operating system mean the iPhone is now [...]

Carbon nanotubes grown on silicon wafers go in all directions (right), whilenanotubes grown on crystalline quartz are much more orderly, mostly growingin straight rows (left).Image: Stanford University Department of Electrical Engineering

Carbon nanotubes have been around for more than a decade, but so far they haven’t shown up anywhere outside of R&D labs and tennis racquets. [...]