Musk says battery cell capacity will need to double worldwide for Tesla to produce a mass-market electric car.
A new study from the National Center for Atmospheric Research says geoengineering could decrease rainfall compared to pre-industrial periods.
There's a huge amount of wind off the coast of Japan, but harnessing it will be fantastically expensive.
New USB plugs will be able to handle ten times as much power, potentially changing the way we charge electronics.
Phasing out the production tax credit, and adding cost and performance requirements, could shorten the path to large-scale renewable energy.
GE hopes to increase power output at existing wind turbines by offering free upgrades--you just pay if the upgrades work.
In focusing on EPA regs aimed at stationary sources of carbon dioxide, the Supreme Court will leave fuel economy standards intact.
Porsche's new part-time electric car could challenge Tesla, which has been outselling the more established automaker.
Nobel Prize for Chemistry celebrates detailed simulations of combustion.
Honda's Hybrid Accord uses electric motors in lieu of all but one gear.