U.S. concerns about Iran developing nuclear weapons are not a complicated issue and can be resolved given Tehran's opposition ...

The U.S. should provide Ukraine with an alternative security guarantee, such as nuclear weapons, if it is not ready to accept ...

President Trump’s blueprints to build a space-based missile defense shield could help him push for reductions in atomic weapons arsenals across the great nuclear powers.

Such defense systems are extremely costly” with “their effectiveness often being questionable,” one expert said.

The U.S. Navy awarded defense contractor Lockheed Martin a $383 million contract to produce upgraded Trident II D5 missiles ...

A Cold War nuclear missile will remain in service for a total of 94 years thanks to a US$383 million US Navy contract, with Lockheed Martin to modernize the submarine-launched Trident II missile and ...

President Donald Trump signed a memorandum reviving an aggressive approach to Iran as his new administration pressures the ...

OpenAI says it plans to let U.S. National Laboratories use its AI models for nuclear weapons security and other scientific ...

In an interview last week, President Trump called Kim Jong Un a "smart guy" and said he would reach out to the North Korean ...

The United States is estimated to have spent more than $400 billion on the kinds of antimissile goals that the president now ...

Castelion's Series A funding round raised $100 million, led by Lightspeed Venture Partners and including several other firms.