‘Sci-Fi Awesome’—A U.S. Army Howitzer Just ... After neglecting its artillery for decades, the Army lately has been spending billions of dollars to upgrade hundreds of cannons and rocket ...

Case in point — sci-fi vehicles. ... While the APC has enough room for 12 passengers, it is also outfitted with a forward-facing cannon, rotating roof turret, and smart missiles.

In the 1865 science fiction novel "From the Earth to the Moon," Jules Verne told the story of space travelers propelled to the moon by a cannon shot. While he was unaware of the technical ...