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The production design is ready, but the electric vehicle’s battery needs work.
A novel design could boost energy storage.
The senator’s proposed $300 million prize for an electric-car battery prompts excitement, skepticism.
A city being built in Abu Dhabi will serve as a large-scale test for renewable energy.
A new lithium-ion battery from A123 Systems could help electric cars and hybrids come to dominate the roads.
Heating and air-conditioning systems that use thermoelectrics could make plug-in hybrids more practical.
New materials improve the reliability, safety, and storage capacity of lithium-ion batteries.