I’ve started recreating many of my numerical model tutorials for introductory physics. In the beginning, I had students use spreadsheets to create models. Of course, spreadsheets aren’t very good for ...

PICATINNY ARSENAL, N.J. -- Three employees of the U.S. Army Armament Research, Development and Engineering Center, or ARDEC, were awarded with a U.S. patent for their proof of concept work on a ...

WE are told in the Preface to this work that “the consideration of the motion of a projectile naturally divides itself into three parts—first, its motion in the bore of the gun; second, its motion ...