"Our results don't solve the mystery of the Wow! Signal, but they give us the clearest picture yet of what it was and where it came from." When you purchase through links on our site, we may earn an ...

The Pentagon’s inspector general has received evidence that the military plans shared from Secretary of Defense Pete Hegseth’s Signal account to a group chat earlier this year were taken from a US ...

Even if you always just launch straight into apps on the Mac, you're using the Finder, but this core macOS feature is replete with useful features that get missed — or often not understood. Apple has ...

Signal has updated its Windows app to protect users' privacy by blocking Microsoft's AI-powered Recall feature from taking screenshots of their conversations. This new privacy feature, dubbed "screen ...

The app facilitated communications in a building where cell service is poor and personal phones are not allowed in some areas. By Eric Schmitt and Greg Jaffe Defense Secretary Pete Hegseth had the ...

After The Atlantic published the contents of a text chat among high-ranking members of the Trump administration about forthcoming airstrikes on Yemen, multiple officials involved conceded that adding ...

This is your signal to invest in secure messaging. After The Atlantic’s editor-in-chief, Jeffrey Goldberg, was mistakenly added to a Signal group chat involving top White House officials, it begs the ...

A popular messaging app called Signal was recently the preferred communications platform for top officials in the Trump administration to discuss secret war plans. But the use of the app, widely ...

With news this week of the messaging app being used to discuss war plans, we get you up to speed on what Signal should be used for—and what it shouldn’t. MIT Technology Review Explains: Let our ...

Claims that former U.S. President Joe Biden's administration initially authorized the use of Signal by government officials spread in late March 2025 after The Atlantic reported national security ...

Director of National Intelligence Tulsi Gabbard testified to House Intelligence Committee members Wednesday that encrypted messaging app Signal comes “pre-installed” on government devices — a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not clear whether the team at Signal believes the maxim that ...