The weapon, designed to be an apex engine of atomic destruction, already has the unofficial nickname “Satan-II.” But will it ever get off the ground?

On Oct. 4, 1957, Russia launched Sputnik 1, the first artificial satellite successfully placed into orbit around the Earth.

The Department of Energy’s National Nuclear Security Administration (NNSA) has announced the completion of the first ...

Satellite images from last month appeared to show a failed test launch of the RS-28 Sarmat missile, raising concerns about ...

A BRIEF statement by the Ministry of National Defense in Beijing called China’s September 25 test launch of an ...

Photo Courtesy LANL LANL NEWS RELEASE U.S. Department of Energy’s National Nuclear Security Administration (NNSA) on Monday ...

A successful test of an intercontinental ballistic missile would be an indicator that Iran is on the home stretch to ...

Newsweek 's map roughly traces the nuclear force movements of the United States, Russia, China, North Korea, India and France ...

Following Iran's latest attack on Israel, what's next as the threat of a larger regional conflict continues to grow?

Ballistic missiles are powered by a rocket or series of rockets before descending to their target and finishing their ...

A war between Israel and Iran would mainly be one of long-range strikes. The geographical separation of the two countries and ...

SEOUL – South Korea unveiled its most powerful ballistic missile and other weapons targeting North Korea during a massive ...