Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

A grapefruit-sized sphere of plutonium holds enough energy to wipe a city off the map. But how does that actually work? From chain reactions to hydrogen bombs, we’re breaking down the terrifying ...

Alex Wellerstein joins WIRED to answer the internet's burning questions about nuclear science. Which nations have nuclear bombs? Who decides who gets to have nuclear warheads and who doesn't? Why were ...

Work to make bomb materials also went on at a plant in Hanford, Wash. The focus shifted to the remote desert of Los Alamos, N.M., where the actual bombs were built. In July 1945 the first successful ...

Russian President Vladimir Putin, dressed in a military uniform, announced on Oct. 26, 2025, that Russia had successfully tested a nuclear-powered missile. If true, such a weapon could provide Russia ...

The U.S. altered the course of history 80 years ago when it dropped the atomic bomb on Japan. It was an audacious move that ultimately led to the end of World War II. The motivation and secrecy ...

The U.S. altered the course of history 80 years ago when it dropped the atomic bomb on Japan. It was an audacious move that ultimately led to the end of World War II. The motivation and secrecy ...

Oct 30 (Reuters) - U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with ...

In November, the General Assembly’s First Committee, adopted a resolution that looks at the risks of integrating AI into nuclear weapons.

Donald Trump does not fear the nuclear threats that Russian President Vladimir Putin has made during his full-scale invasion of Ukraine, historian and author Serhii Plokhy has told Newsweek. Plokhy's ...

INDIANAPOLIS — On Tuesday, Nov. 4, First American Nuclear (FANCO) announced they were moving to Indiana and planning to build their first energy park using their EAGL-1 small modular reactors (SMRs).