A new battery-gauge chip could make mobile phones more reliable and help them last longer on a single charge.
A novel design could allow laptops to run 5 to 10 times longer.
The automaker demonstrates long-awaited homogeneous-charge-compression ignition.
Lab experiments suggest that future fusion reactors could use helium-3 gathered from the moon.
A new technology could generate electricity from waves.
David Berry at Flagship Ventures is creating genetically engineered organisms that make biofuels.
Research shows that silicon can wring two electrons from each photon of incoming light.
Plug-in hybrids could bring gas-free commutes. But will they make it to market?
GM plans to develop batteries with A123 Systems for its new electric vehicle.