The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here’s what to know about Signal, including who owns it and whether it’s safe to use.

Vast swaths of the subway still rely on signal equipment from the Great Depression. A multibillion dollar plan, now at risk, ...

A team of over 150 scientists has achieved what once seemed impossible: a complete wiring and activity map of a tiny section ...

Last month, Atlantic editor Jeffrey Goldberg published exclusive insights based on discussions among senior officials in an internal group chat on the Signal messaging app, claiming he had accessed it ...

Within the next few weeks, NDOT is also set to receive a $3 million grant from the Federal Highway Administration for design work on an adaptive signal network. It will use artificial intelligence ...

33,062 people played the daily Crossword recently. Can you solve it faster than others?33,062 people played the daily Crossword recently. Can you solve it faster than others?

This letter presents an optimized recognition method based on the You Only Look Once (YOLO) network, which accurately identifies signal types while improving the precision of burst time detection. A ...

Saturday Night Live practically had its latest cold open fall in its lap this week with the revelation that Defense Secretary Pete Hegseth discussed war plans in a not-so-classified Signal group chat.

WASHINGTON – National Security Adviser Mike Waltz told Fox News on Tuesday he took “full responsibility for inviting a reporter onto a group Signal app chat of Trump administration officials ...

Abstract: Automatic modulation classification of electromagnetic signals has an important role in the field of signal processing. The current methods for identifying the modulation pattern of radio ...

Former secretary of State and one-time Democratic presidential nominee Hillary Clinton blasted the Trump administration’s Signal app leak as “dangerous” and “just dumb” in a New York ...

White House National Security Adviser Mike Waltz, left, speaks with Secretary of Defense Pete Hegseth in Washington on Feb. 24: Both were involved in Signals chat now under scrutiny. (Ludovic ...