A new way to identify battery materials suitable for mass production could revolutionize energy storage.
Under the right circumstances, solar cells from Semprius could produce power more cheaply than fossil fuels.
Zhong Lin Wang thinks piezoelectric nanowires could power implantable medical devices and serve as tiny sensors.
To avoid future wireless traffic jams, Heather "Haitao" Zheng is finding ways to exploit unused radio spectrum.
Beyond the drilling rigs, the fossil-fuel industry spreads far and wide across the land.
In transforming the way cacao farmers supply manufacturers, a ?San Francisco startup is creating a superb product.
Research shows how much the NSA could glean from call records, and why efforts to downplay the significance of such metadata are misleading.
Aetna sees cost savings in helping people track their health and fitness.
Millions of people use the tool Ghostery to block online tracking technology—some may not realize that it feeds data to the ad industry.
The decision should reduce uncertainty in the field of molecular diagnostics.