Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Hydrogen bombs and atomic bombs are both nuclear weapons that can cause mass destruction. Most US nuclear weapons today were made in the 1950s and 1960s and are H-bombs. H-bombs are more powerful, ...

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

Stephen Shankland worked at CNET from 1998 to 2024 and wrote about processors, digital photography, AI, quantum computing, computer science, materials science, supercomputers, drones, browsers, 3D ...

This article is part of “The New Nuclear Age,” a special report on a $1.5-trillion effort to remake the American nuclear arsenal. In early nuclear bombs, like the ones the U.S. dropped on Japan in ...

Thorium reactors have long been proposed as a cleaner, safer alternative to conventional nuclear energy, and now a new Russian study has added another potential benefit to the mix. Scientists from ...

THE appearance of new agents that carry with them a potential menace to the health and security of the public is bound to be accompanied by a very understandable attitude of fear. The highly dramatic ...