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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.
A startup reports progress on a battery that stores more energy than lithium-ion ones.
A new lithium-ion battery from A123 Systems could help electric cars and hybrids come to dominate the roads.
The technologies behind the battery packs for the GM Volt are being tested and could be ready within a year.
Recent advances in battery chemistry and systems design could lead to working prototypes by year’s end.
Better batteries are making electric motorcycles possible, providing a cleaner alternative to pollution-spewing gas-powered bikes.
Rechargeable zinc-air batteries can store three times the energy of a lithium-ion battery.
New materials from MIT could power laser weapons or give hybrid cars jackrabbit acceleration.
A small, powerful rope-climbing device can pull a person up 30 stories in 30 seconds.