Nuclear weapons technology for a new generation of policymakers

Policymaking for nuclear security requires a strong grasp of the associated technical matters. That grasp came naturally in the early decades of the nuclear era, when scientists and engineers were deeply engaged in policymaking.

Image: Energy Department mission launched from Wallops

A two-stage suborbital sounding rocket launched at 6:07 p.m. EDT for the Department of Energy's National Nuclear Security Administration from NASA's launch range at Wallops Flight Facility on the Eastern Shore of Virginia.

'Game changer' perovskite can detect gamma rays

Perovskites are materials made up of organic compounds bound to a metal. Propelled into the forefront of materials' research because of their structure and properties, perovskites are earmarked for a wide range of applications, ...

Work resumes in support of stockpile modernization

The effort to resume hands-on work in support of stockpile modernization programs reached a major milestone May 7 with the successful execution of a focused experiment at the High Explosives Applications Facility (HEAF) at ...

Experiment improves predictions of uranium dispersion

The predictive models that describe the fate and transport of radioactive materials in the atmosphere following a nuclear incident (explosion or reactor accident) assume that uranium-bearing particulates would attain chemical ...

Planetary defenders validate asteroid deflection code

Planetary defense researchers at Lawrence Livermore National Laboratory (LLNL) continue to validate their ability to accurately simulate how they might deflect an Earth-bound asteroid in a study that will be published in ...

page 3 from 13