Is that CAPTCHA you just encountered real? Find out how fake CAPTCHAs are installing hidden malware and how to stay safe.

AI outputs vary because confidence varies. Corroboration and entity optimization turn inconsistent AI visibility into consistent presence.

Overview: Strong knowledge of data structures and recognizing common patterns makes complex coding questions easier and faster to solve.Thinking out loud during ...

It’s a breakthrough in the field of random walks.

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Robert Kelly is managing director of XTS Energy LLC, and has more ...

I pushed eight free AI chatbots to their limits to find the best AI chatbots of 2026. To explore our top picks, check out ZDNET's chatbot-by-chatbot guide.

Have you ever lost a Word document due to an unexpected PC crash? Just this week, I experienced this firsthand. Hours of work vanished when my document disappeared. I didn’t panic, though, because my ...

Mathematics provides tools for explanation and analysis in the physical, engineering, business and social sciences. These tools can help in areas as diverse as planning and evaluating market research, ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Unwind by hunting for words on the day’s themed list — they’re hidden horizontally, vertically, diagonally and backward. Come back daily for a new theme or to browse the recent archive. Jump in to ...