Marc Peruzzi & Pieter van Noordennen

The 100 companies featured here are evidence that a little brainpower, determination--and good timing--can trump even the worst Pepto-Bismol market.

FreshBooks offers invoice templates, an MBA's smarts and a human touch in a slick--and affordable--Web 2.0 package.

Fallout 3 was a bona fide blockbuster, but the tweaking hasn't stopped.

Namaste solar is harnessing the power of the sun--and politicians.

A Philadelphia firm is turning tar paper and concrete into vast urban meadows.

As outdoor athletes move from extreme to death-defying, POC rises up to protect them from themselves.