regenerative braking

NASCAR could debut hybrids as early as 2022

NASCAR could introduce hybrid-powered cars as early as 2022, NASCAR’s SVP for Racing Development John Probst told TechCrunch. The auto-racing series — which is America’s most popular motorsp

Knee brace can generate power for small gadgets

Here’s a great idea for a wearable convergence device. It’s a knee brace that generates enough electricity to power smaller gadgets like cell phones, MP3 players, portable GPS systems, and