Key point: A lack of ammunition has made this collector’s item difficult to shoot today. In the 1960s an American engineer and his partner invented a gun that fired rocket-propelled ammunition. Yes, ...

Here’s What You Need to Know: A handful of Gyrojet weapons saw combat in Southeast Asia with the U.S. military’s secretive Studies and Observation Group. In the 1960s an American engineer and his ...

In the 1950’s and 60’s, the world had rocket fever. Humankind was taking its first steps into space and had sights on the moon. Kids could build rockets at the kitchen table and launch them in the ...

s there such a thing as a rocket gun? Welcome to the world of the Gyrojet. Robert Mainhardt, an engineer at Los Alamos, designed the Gyrojet alongside business partner Arthur Biehl, hoping to create ...