Electronics

New algorithms will help—but users' skepticism is the ultimate weapon

The social network has rolled out new tools to deal with this growing problem

Technology can improve communication and curb social isolation of kids with autism

Baseline data on body rhythms can make the wrist monitors work like “check engine” lights, a new study suggests

For-profit companies use our anonymized medical data in a huge secondary market. Advances in computing make it increasingly possible for outsiders to identify people from among the hundreds of millions of patients in dossiers, putting intimate secrets about our bodies and minds at risk

Obama promised a response to hacking and other election interference, but what are his options?

Artificial-intelligence algorithms can learn a lot from playing immersive 3D video games

For decades, deterrence has effectively countered the threat of nuclear weapons. Can we achieve similar results against cyber weapons?

Some hints on keeping holiday gifts real in a “post-truth” world

A dog’s sniff pulls a plume of fresh scents toward them, which fluid dynamicists say is a technique that could make for better bomb detectors. Christopher Intagliata reports.