The term air gun is not new, but the definition has changed dramatically. For decades air guns were made to fire BB’s, .177 or .22 caliber lead pellets. Over the past few years the popularity of ...

Henry, 4, of St. Paul, draws in his coloring book while Gov. Walz and former U.S. Representative Gabby Giffords listen during a press conference promoting new gun control measures at the Minnesota ...

The evolution of self-propelled guns Posted: July 3, 2026 | Last updated: July 3, 2026 From early mobile artillery to modern armored firepower, self-propelled guns completely changed how armies ...

On transmuting Boyle's law to Darwin's revolution / Stephen Jay Gould -- The evolution of cellular development / Lewis Wolpert -- The evolution of guns and germs / Jared Diamond -- The evolution of ...