Every year, raging floods tear through cities, killing thousands, wiping out homes, and costing billions in destruction. But hidden beneath our feet and rising along our rivers are colossal structures ...

“War,” the Prussian military thinker Carl von Clausewitz wrote, “is a mere continuation of policy by other means.” If there is one line that virtually every Army officer learns from Clausewitz’s ...

Photonic crystals are periodic optical structures that can control the flow of light. Multiple reflections from surfaces separated by a distance similar to the wavelength prevent an optical beam from ...

Five years of Techade: AI lifts productivity, caps headcount, reshapes IT cost structures The revenue mix from AI, cloud, and advanced digital services has risen sharply, from about 25% five years ago ...