Calls have escalated for a new process requiring the involvement of multiple parties before a nuclear attack is authorized.
The cost to build the infrastructure to produce plutonium cores for U.S. nuclear warheads could be as much as $18 billion, more than twice earlier projections.
The president pledged a new diplomatic efforts to try to end the North Korean nuclear threat and named diplomat Sung Kim to lead the effort.
The United States will spend $634 billion over the next 10 years to sustain and modernize its nuclear arsenal, up 28 percent over the last estimate, the Congressional Budget Office says.
Amid continued questions about the future of the U.S. homeland defense mission, the cost of a new interceptor to counter North Korean and Iranian missiles could cost 36 percent more than expected.
The Biden administration has officially notified Russia that the United States will not seek to rejoin the 1992 Open Skies Treaty.
U.S. President Joe Biden and Russian President Vladimir Putin will meet on June 16 in Geneva, the two countries have announced.
Two out of three flight tests, which aimed to integrate the Patriot and Terminal High Altitude Area Defense (THAAD) missile systems, failed because of software problems, according to a U.S. Government Accountability Office (GAO) report published in April.
A proposed $735 million sale of precision-guided munitions to Israel drew intense scrutiny from Congress as fighting in that country escalated last month.
After more than a decade of rising tensions and growing nuclear competition between the two major nuclear-weapon states, U.S. President Joe Biden has signaled he will confront Russia when necessary.
Support for a new ICBM is tied closely to the money to be made developing, building, deploying and maintaining it. Yet the American public would eliminate the weapon altogether, a recent poll shows.
Getting the rocket science correct will be important no matter which path President Joe Biden chooses for missile defense.
A general is asking: Can the United States afford these new weapons and will allies agree to let them be based overseas?
The test vehicle was unable to complete its launch from a B-52 bomber, a setback as the Air Force hastens to make the weapon operational in fiscal year 2022.