Qualification test firings of the unique engines designed to propel America’s X-33 space plane into high-speed, suborbital flight in 2003 began Tuesday, Feb. 6 at NASA’s John C. Stennis Space Center.

President Donald Trump has directed the Pentagon to resume testing nuclear weapons after a 33-year pause, announcing the move on social media just ahead of meeting Chinese President Xi Jinping in ...

President Donald Trump’s announcement that the United States will resume nuclear weapons testing for the first time in more than three decades has sent shockwaves through both Washington and world ...

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 ...

United States President Donald Trump said on Thursday that he had instructed the Department of Defense to “immediately” restart testing of US nuclear weapons. If the US resumes nuclear testing now, it ...

As Russia has recently unveiled a series of new nuclear weapons, U.S. President Donald Trump announced on the 30th that the United States would resume nuclear weapons testing. This marks the first ...

A subscale model of X-33 is shown abbout to touch down after a 1998 drop test. Credit: NASA photo/ Tom Tschida WASHINGTON — The powerful linear aerospike engines intended for the orphaned X-33 ...