A novel approach to concentrating sunlight could cut solar panel costs.
It’s been 10 years since IBM’s Deep Blue beat Garry Kasparov in chess. A prominent philosopher asks what the match meant.
A new battery-gauge chip could make mobile phones more reliable and help them last longer on a single charge.
Google’s Weaver health-information system does more good than harm.
On the surface of a new photovoltaic prototype, microscopic nanotube towers perform best when they catch light on their sides.
The Hudson could become the world’s largest environmental-monitoring system.
The Supreme Court sent a message to “patent trolls”: your paydays are numbered.