Hydrogen fuel cells allow cars to burn hydrogen and leave only water vapor as exhaust.
The prosecutors are seeking any clarification of who was responsible for the cheating.
State regulators say they already hit 25 percent last year.
Turning carbon dioxide emissions into a useful product such as graphene could be a game-changer.
Most contamination is attributed to mining, agriculture, petroleum and steel production.
The company plead guilty to five violations of environmental law, including one felony.
The Seattle-based retailer says the site sprang from customer feedback and site searches for crafty items.
UAW said its bargaining committee had "secured significant gains."
TransCanada will withdraw eminent domain claims and seek approval through state commission.
The Israeli nonprofit group signed a contract with SpaceX to launch an unmanned spacecraft into lunar orbit.
More than 8,400 images taken during missions to the moon are now available online.
The ban covered about 30 percent of Paris, resulting in a 40 percent pollution reduction in the city center.
Supporters are creating a discharge petition that would allow them to force a House vote.
The features hold tremendous potential to reduce collisions, but education on how to use them is lacking.
NASA hopes to use ADEPT to get robotics to Mars by 2020, and humans by 2035.
Volvo expects the system to be introduced to the public following a 2017 exhibition.
Take a breath. It can be done.
The TPP promises to boost the economies of its 12 countries, but the gains won't be even.
The lab's work could also help improve aircraft performance and passenger comfort.
The cuts will come over the next two years to generate up to $300 million in annual savings.
VW Group of America President and CEO Michael Horn will appear before a congressional investigative committee this week.
A software update will suffice to fix the problem in most cases.
SABMiller quickly shot down the proposal.