Researchers are investigating whether recalling text messages, calls, and Facebook likes could be a useful log-in strategy.
Uncertainty hangs over Bitcoin, but investors are betting hundreds of millions that it will change the world.
In every industry but one, technology makes things better and cheaper. Why is it that innovation increases the cost of health care?
Security researchers have developed an automated system for detecting Android apps that secretly connect to ad sites and user tracking sites.
Tesla launches a stationary battery aimed at companies with variable electricity rates and homes with solar panels.
Academics and pharmaceutical companies alike are looking to electrical implants as an alternative to drugs for treating disease.
The prospects for carbon-neutral vehicles could get a boost from a new way to make hydrogen from biomass.
First, they teleported photons, then atoms and ions. Now one physicist has worked out how to do it with energy, a technique that has profound implications for the future of physics.
Data mining Wikipedia people reveals some surprising differences in the way eastern and western cultures identify important figures in history, say computational anthropologists.