Bradley Wallin selected to lead Weapons and Complex Integration

Bradley Wallin has been named Lawrence Livermore National Laboratory’s (LLNL’s) principal associate director (PAD) for Weapons and Complex Integration (WCI), Lab Director Kimberly Budil announced today. In this role, Wallin will lead the Laboratory’s nuclear weapons program in its responsibilities to support U.S. strategic deterrence by assuring the safety, security and effectiveness of the nation’s nuclear weapons stockpile and by providing the science, technology and engineering capabilities and experts required to enable and advance this essential responsibility.

LLNL team looks at nuclear weapon effects for near-surface detonations

A Lawrence Livermore National Laboratory team has taken a closer look at how nuclear weapon blasts close to the Earth’s surface create complications in their effects and apparent yields. Attempts to correlate data from events with low heights of burst revealed a need to improve the theoretical treatment of strong blast waves rebounding from hard surfaces.

Global Cooling After Nuclear War Would Harm Ocean Life

A nuclear war that cooled Earth could worsen the impact of ocean acidification on corals, clams, oysters and other marine life with shells or skeletons, according to the first study of its kind.