Brainstuff

How Did Black Inventors Change America?

Informações:

Sinopsis

Black American inventors have given us everything from secure mailboxes and practical lightbulbs to gas masks and blood banks. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/innovation/inventions/10-inventions-by-african-americans.htmSee omnystudio.com/listener for privacy information.