Add Yahoo as a preferred source to see more of our stories on Google. A growing number of the world's richest entrepreneurs are using their wealth to fight aging. They're taking supplements, abiding ...

Technology myths spread fast, stick hard, and refuse to die quietly. Somehow, between a cracked phone screen and a laptop that's slowing down, advice that sounds smart and promises an easy fix is ...

Agents use facial recognition, social media monitoring and other tech tools not only to identify undocumented immigrants but also to track protesters, current and former officials said. By Sheera ...