National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

The chips that datacenters use to run the latest AI breakthroughs generate much more heat than previous generations of silicon. Anybody whose phone or laptop has overheated knows that electronics ...

A screengrab from a social-media video shows Charlie Kirk speaking at Utah Valley University moments before being fatally shot. (Kevin/Reuters) Editor's Note: An earlier version of this article ...

A teenage suspect is in custody in connection with the fatal shooting of a 13-year-old boy in Queens, law enforcement sources said Friday. The 16-year-old suspect turned himself in to police with a ...