Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** In this week's episode of American ...

the world adopted the gun and many improvements were made to it. Electric and gas-operated models of the 1890s could fire 300 rounds a minute. The last Gatling guns were manufactured in 1911. The ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...