One of the cornerstones of any relationship is communication, no matter how it's done. That's why many couples have turned to the Signal app. So, you should know how this popular messaging tool works.

Most wireless headphones and speakers rely on some type of digital signal processing. Here's what you need to know about DSP—and why it's hard to avoid. I've been a contributing editor for PCMag since ...

On Monday, Signal announced a host of improvements for video calls, including "call links" that make the encrypted messaging app more competitive with video-conferencing platforms such as Zoom and ...