Blog Post
Top 101 Female Inventions that Changed the World & Women’s Innovation History
practical solutions that eventually changed people’s everyday lives. In contrast, others were more earth-shaking technological advances that would have been impossible otherwise without their makers’ ingenuity
Blog Post
Top 101 Black Inventors & African American's Best Invention Ideas that Changed The World
before working for various rail companies, he invented a flour mill, several plows, and a rotary steam engine. However, while working for the railroads, he developed his most famous invention: the Jenny coupler