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.
Techniques that can soften or erase memories raise many ethical questions.
From different angles, two of our feature stories explore the role of humans in an automated world.
A scientist who has anguished over terrors in her family’s history explores how people might erase the trauma from memories.
U.S. companies that pass data from European Union citizens to the NSA’s PRISM surveillance program could be breaching the E.U.’s data-protection laws.
Research could make persistent computer-vision more feasible, and improve your smartphone’s battery life.
Facebook's new interface for smartphones is at odds with how the world uses computers.
Researchers are designing a “dialysis-like” machine that could identify and remove pathogens responsible for an often lethal blood infection.