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 ...

Windows 11 is more advanced than you might think. We show you how to take advantage of AI‑powered Copilot tricks, customization tips, hidden settings, multitasking tools, security tweaks, and more.

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...