KleinerPerkins

How a Google-Backed Startup Aims to Save Energy

Billions of dollars of electricity is wasted annually by inefficient power-conversion systems. But a new company, Transphorm, believes its technology can cut electric bills significantly -- as well as increase mileage for hybrid electric cars and boost the amount of electricity flowing from solar panels.

How Shopkick Aims to Kick Off a 'Geo-Retailing' Revolution

Shopkick has generated a lot of buzz recently for its smartphone app that combines location-based features with shopping. Soon, Shopkick hopes, when you walk into any of hundreds of retailers, their app will alert you to deals at that store, and reward you with 'Kickbucks' just for being there.