Experts agreed if the U.S. resumed full nuclear weapons tests, other nations would do the same - giving them a chance to catch up on nuclear knowledge.

President Donald Trump appears to have ordered a return to nuclear testing after decades of uneasy but effective treaties ...

Volodymyr Zelensky said he met Ukrainian soldiers near the town of Pokrovsk in Donetsk, where one of the fiercest front-line ...

There has been renewed focus on nuclear arsenals after Russia’s invasion of Ukraine, James C Reynolds and Maryam ...

The Pentagon has given its approval for the US to start providing long-range Tomahawk missiles to Ukraine, giving President ...

All of the nine nuclear-armed nations are investing huge sums in new weapons. And the numbers of nuclear weapons “available ...