On a cellular/Wi-Fi network, no more dropped calls inside buildings.
Programmable analog circuits could drastically reduce the power needs and cost of electronics in portable devices.
A physicist becomes an entrepreneur – and combines her interests in biosensors, biomedicine, and nanotechnology.
Our readers tell us what they think. Here’s a sampling of their finest work. (Click on a story’s title to read all postings.)
A website provides image-processing software for sorting through online photo albums. But does it raise a privacy concern?
Preliminary studies suggest that some types of nanoparticles might pose a health hazard. That’s bad news for nanotechnology.