U.S. national-security leaders included me in a group chat about upcoming military strikes in Yemen. I didn’t think it could ...

The Signal chat debacle goes beyond the bounds of communications protocol that existed even in the first Trump administration ...

Former national security officials react with horror to revelations of Trump administration officials sharing military strike ...

Mass layoffs and resignations at the federal government are prompting concerns that a disgruntled former employee may seek to sell secrets to a foreign power ...

The director of Gaza's Nasser Hospital says there was already a shortage of oxygen after an earlier Israeli strike.

In an accidental leak, Jeffrey Goldberg, editor-in-chief of The Atlantic, was included in a chat among top security officials ...

Outbreaks of avian influenza, also known as the H5N1 virus, have led to the killing of millions of turkeys, chickens and ...

The Trump administration has been accused of a stunning breach of security after the editor of The Atlantic was included in a ...