High doses of radiation– such as those from nuclear explosions, power plant accidents, or cancer radiotherapy– break down DNA ...

The simplest kind of tactical nuclear weapon for Britain to develop would probably be warheads placed on an air-launched ...

The specter of nuclear war cast a long shadow over the 20th century, serving as a reminder of humanity's capacity for ...

In a potentially thinly veiled nuclear war threat, Russian leader Vladimir Putin warned Ukraine that the Strategic Arms ...

The US Air Force successfully launched a hypersonic missile on February 19, showcasing the nation's nuclear deterrent ...

Dozens of U.S. Democratic lawmakers on Wednesday urged Secretary of State Marco Rubio to work with Congress to renew a ...

Bill Gates believes today’s biggest risks include AI control, bioterrorism, pandemics, climate change, and declining ...

The Trump team’s vacillations may not just cost Ukraine its independence; it could set the stage for a cataclysm.

Vladimir Putin's disturbing remarks came as a war of words erupted between Donald Trump and Volodymyr Zelensky.

Trump officials are trying to undo terminations at the nuclear weapons agency, and critics say Elon Musk's DOGE team didn't ...

Australia this month made an initial $500 million payment toward its purchase of U.S.-made nuclear submarines.

Putin has issued what appeared to be a thinly veiled threat about the risk of nuclear war in disturbing remarks reported by ...