Evidence suggests electric cars need night time charging

Researchers have found that ozone can be reduced when electric vehicle charging is done at night.

California makes hybrid cars the expensive option

California's energy policies aimed at curbing greenhouse gas emissions are making plug-in hybrid vehicles uneconomical.

Vehicle-to-grid integration uses cars as batteries

An engineer at the University of Michigan thinks our cars just have it too easy. Instead of sitting idle for hours in parking lots, they should be earning their keep by helping store power for the electricity grid.