Hello, everyone! In 1799, an Italian scientist named Alessandro Volta invented electricity, and one and a half centuries ...

Stacker has chronicled social, scientific, and business inventions that changed America over hundreds of years.

When Johannes Gutenberg invented his movable-type printing press in Mainz in 1440, he revolutionised publishing, making it ...

Add Yahoo as a preferred source to see more of our stories on Google. Many of the daily items we use today are the result of decades of research, perseverance and ...