Despite what Call of Duty may tell you, not every successful game needs guns. These open-world games get by just fine with swords, bows, and magic.

Gunpowder has been used for centuries, ... The Chinese began using gunpowder in the 10th century with a variety of crude bombs, fire lances, and guns.

People wait in a line at a gun at store amid merchandise displays, in Arcadia, Calif., on Sunday, March 15, 2020. (AP Photo/Ringo H.W. Chiu) **FILE** People wait in a line at … ...

Biolistic gene guns are used to genetically transform plants by shooting microprojectiles (tiny bullets) covered in DNA into plant cells. The firing mechanism of the gene gun required several steps. A ...

When gun-cotton was first discovered, no other idea was entertained respecting its application than that of superseding gunpowder as an explosive agent. Since that period, however, it has, ...