Apple has introduced a new call screening feature for iPhone users to combat nuisance calls. This tool, part of the iOS 26 ...

An emerging form of surveillance, wireless tapping, explores the possibility of remotely deciphering conversations from the tiny vibrations produced by a cell phone's earpiece. With the goal of ...

You can use private conversations on Skype to send messages or make calls that are encrypted end-to-end.

Science suggests that texting may not be as good a way of staying in touch and building closeness as calling someone.