I’ve grown up with rockets that burn chemical fuel, but NASA’s next big leap in propulsion could make those engines look as dated as steam trains. By turning to nuclear power in space, the agency is ...

Kim Jong Un unveils a new 8,700-ton nuclear-powered submarine, escalating tensions in the Pacific. Learn how this stealth ...

The Russian government have reportedly tested a new missile that seems straight out of a science fiction movie. The announcement, released on Sunday by President Vladimir Putin, confirmed that Russia ...