Quantum materials, materials exhibiting physical behavior governed by the laws of quantum mechanics, have proved promising ...

Of the known things in the universe, black holes are among the most extreme. They pack huge amounts of mass densely into a ...

The case involved “geofence” searches, which allow law enforcement to find suspects and witnesses by sweeping up location data from cellphones near crime scenes.

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 ...