Few of Donald Trump’s foibles have gone undissected, but one glaring thing remains underappreciated: He does not care about U ...

T he fast-rising Chinese AI lab DeepSeek is sparking national security concerns in the U.S., over fears that its AI models ...

As rivals search for the secret to the company’s sudden AI success, others are sounding the alarm about security concerns — ...

The Pentagon has asked its inspector general to review the record and behavior of Gen. Mark A. Milley, the retired chairman ...

China’s breakthrough is an opportunity for American companies to build more efficient tools. That will also help the U.S.

Conservative Leader says obligations of seeing top-secret documents would restrict his ability to discuss and hold the ...

Defense Secretary Pete Hegseth on Tuesday revoked the security detail and security clearance for Gen. Mark Milley, according ...

Homeland Security Secretary Kristi Noem announced Wednesday the department has stopped all grant funding to nonprofits that ...

Pete Hegseth told Gen. Mark Milley, a longtime foe of President Trump, that the Pentagon is revoking his security detail and ...

Senator Jim Banks (R-Ind.) introduced the Border Security is National Security Act. The bill authorizes $10 billion ...

Does the U.S. want a director of national intelligence who excuses mass leaking of secrets?