The US and Iran are set to hold indirect talks over the Iranian nuclear program. The discussions come as the US expands its military presence in the Middle East and Tehran faces anti-government ...

The expiration of the New START treaty last week -- long the framework limiting both nations to 1,550 warheads in 700 ...

In the nuclear energy sector, cybersecurity is inextricably linked to day-to-day operations. It directly impacts physical safety, system reliability, and regulatory compliance, which makes it a ...

WASHINGTON — The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and ...

Officials have ruled out earthquakes or mining as the source of a 2.75-magnitude event in 2020 near China's nuclear test site.

New START, the last treaty between the United States and Russia that limited deployment of nuclear warheads, expired this ...

The last major nuclear arms treaty between the US and Russia just expired. Some experts believe a combination of satellite ...

A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...

The latest rounds of nuclear talks between the U.S. and Iran are going well enough for now, according to the steady drip of public statements from the main parties involved. “I think they want to make ...

Russia's top diplomat says that Moscow will observe the limits of the last nuclear arms pact with the United States that ...

Moscow reiterates willingness to adhere to expired nuclear weapons treaty, "as long as the United States does not exceed the ...

The president was considering a range of military options but has said he still prefers diplomacy.