The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.

To protect Allied astronauts and spacecraft, U.S. commanders need to stage a preemptive strike on Russia’s atomic-armed ASAT missile before it can be launched into orbit.

February 5 might have seemed like any other day, but it will certainly go down in history as the definite end of an era – ...

A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

U.S. Air Force acquisition documents show that Boeing is being contracted to replenish the inventory of GBU-57's expended ...

A report has claimed that Israel used thermobaric "vacuum bombs" in Gaza, citing 3,500°C fireballs, missing bodies, and heavy ...

An Al Jazeera investigation claimed Israel deployed thermobaric weapons in Gaza that could "evaporate" human bodies.

Japan has taken a cautious but unmistakable step toward reviving large-scale nuclear power, beginning fuel loading at the 1,356 M No. 7 reactor at Kashiwazaki-Kariwa after a 13 year freeze that ...

C ould nuclear bombs be harnessed to help people? As the Cold War raged on in the 1950s, scientists building nuclear weapons began to ponder whether they could be put toward posit ...

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying to spur negotiations on a new accord now that a last Cold War treaty ...