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A Texas company says it can make a new ultracapacitor power system to replace the electrochemical batteries in everything from cars to laptops.
The fuel-sipping cars have been unprofitable, but technological advances are changing that.
The advanced fuel cell could eliminate range anxiety and make electric cars more practical, while keeping carbon-dioxide emissions low.
A new engine design could significantly improve fuel efficiency for cars and SUVs, at a fraction of the cost of today’s hybrid technology.
The technologies behind the battery packs for the GM Volt are being tested and could be ready within a year.
An MIT group hopes that its foldable electric vehicles will cut pollution, and ease congestion.
Delphi says its diesel-like engine runs cleanly on gasoline.
The automaker tries again, announcing an electric-drive system that can be paired with gasoline generators or fuel cells.
The flexible electric car platform is innovative, but the fuel-cell version is freighted with hydrogen’s flaws.
A new way to make hydrogen from corn or potatoes could make fuel-cell vehicles more practical.