This U.S. Air Force microwave weapon is designed to knock down drones by frying their electronics. Credit: AFRL Directed Energy Directorate The mystery ailment that has afflicted U.S. embassy staff and CIA officers off and on over the last four years in Cuba, China, Russia and other countries appears to […]

Reporters visit Iran’s Arak Heavy Water Complex in late 2019.   Ratcheting up its maximum pressure campaign on Iran, the U.S. State Department will no longer waive sanctions against parties redesigning an Iranian heavy water reactor to sharply curtail its generation of plutonium, which can be used to build nuclear […]

Sandia National Laboratories has begun multiyear missions to strengthen U.S. electrical utilities and to defend U.S. nuclear weapon systems from evolving technological threats. Credit: Randy Montoya, Sandia National Laboratories To deter attempts to disable U.S. electrical utilities and to defend U.S. nuclear weapon systems from evolving technological threats, Sandia National […]

Average changes in maize yield in the five years following a nuclear war between Pakistan and India. Credit: Adapted from Jägermeyr et al., 2020 Soot from firestorms would reduce crop production for years. The concept of nuclear winter — a years-long planetary freeze brought on by airborne soot generated by […]