Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Editor in chief Nancy Shute traces the history of nuclear weapons, from the first sustained nuclear reaction in 1942 to the renewed interest in explosive tests today.

"The IC continues to assess that Iran is not building a nuclear weapon and Supreme Leader Khamanei has not authorized the nuclear weapons program he suspended in 2003," she said during the Senate ...

attacks. And yet here is Gabbard, throwing a lifeline to Khamenei’s nuclear weapons program and doing so in the most public of ways. This is a classic case of ignoring the sum of the parts that ...

Washington: In a major revelation, a US intelligence report said that Iran is not currently building nuclear weapons. To recall, it was earlier claimed that Iran had enriched enough uranium to ...

As of the beginning of 2025, nine countries possess an estimated 12,331 nuclear warheads and some are still increasing their ...

The remarks were "totally disgraceful," Oleksandr Merezkho, the chair of Ukraine's parliamentary Foreign Affairs Committee told Newsweek.

For decades the nuclear weapons 'club' has been limited to nine nations. But fears Trump could withdraw America's 'nuclear ...

March 27 (Reuters) - President Vladimir Putinon Thursday launched a nuclear-powered submarine equipped with hypersonic Zircon missiles capable of travelling at several times the speed of sound.

thereby preventing Tehran from developing nuclear weapons. In a post on X this month, Khamenei said Trump was trying to “deceive public opinion” by saying Washington is ready to negotiate.

Prime Minister Anthony Albanese pledged A$74 billion for missile acquisition last year Country builds partnerships with Lockheed Martin, Kongsberg and Raytheon Lockheed Martin says in talks over ...

A new U.S. missile system deployed in the Philippines puts key Chinese military and commercial hubs within striking distance and hands President Trump an early test of his commitment to deterring ...