Latest stories

Pentagon official says America must join an arms race in weaponry with artificial intelligence

By Matt Stroud

A speech by Putin heats up a global arms race in hypersonic weapons

By Matt Stroud

Chairman of nuclear weapons oversight agency steps down amid internal turmoil

By Patrick Malone

Trump administration’s planned nuclear upgrade is being undermined by cost overruns

By Patrick Malone and Peter Cary

Deadly bugs on the loose: Federal monitors scramble to keep track of dangerous bioterror research

By Jeffrey E. Stern and Patrick Malone

Can Trump single-handedly order a nuclear attack on North Korea?

By Patrick Malone and R. Jeffrey Smith

Energy undersecretary wants nuclear safety reports hidden from public

By Patrick Malone

GOP chair of nuclear safety agency secretly urges Trump to abolish it

By Patrick Malone and R. Jeffrey Smith

Los Alamos laboratory director announces he will step down

By Peter Cary, R. Jeffrey Smith and Patrick Malone

Senator cites Center for Public Integrity probe in questioning safety practices of weapons contractors

By Peter Cary and Patrick Malone

Nuclear weapons contractors repeatedly violate shipping rules for dangerous materials

By Patrick Malone

Repeated radiation warnings go unheeded at sensitive Idaho nuclear plant

By Patrick Malone and Peter Cary

More than 30 nuclear experts inhale uranium after radiation alarms at a weapons site are switched off

Light penalties and lax oversight encourage weak safety culture at nuclear weapons labs

Safety problems at a Los Alamos laboratory delay U.S. nuclear warhead testing and production

By R. Jeffrey Smith and Patrick Malone

A near-disaster at a federal nuclear weapons laboratory takes a hidden toll on America’s arsenal

By Patrick Malone

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