communications

We explore which messaging apps let you chat without an internet connection or cell service, and why you might need this.

New iPhone 14 wows with Emergency SOS feature for emergency calls via satellite. How does it work, and is it available on any other smartphone?

Facebook launched Aquila, a solar-powered drone which took its inaugural flight last week. Why does the social network need its own drones and how it is connected to the Google Loon project?

Journalists and their whistle-blowers managed to keep the biggest data leak in secret. How did they do it?

Researcher shows that using data from motion sensors built into a smartwatch one can recognize numbers you press on a numpad. How can that affect your security?

SIM cards can be cloned. How is it possible and what does it have to do with cybercriminals?

Observing the evolution the good old SIM card went through and the results so far

The Internet can be a mess unless you have the right map. Here are 7 great maps for you to bookmark.