Top ten black inventors-inventions

[Likkmee]

Interesting reads. Some is out of pure survival-necessity.
The second one cut the time required to steal a hubcap by 95 % !
Design News - Blog - 10 of the Greatest Inventions by African-Americans

 

[OldLady]

Interesting reads. Some is out of pure survival-necessity.
The second one cut the time required to steal a hubcap by 95 % !
Design News - Blog - 10 of the Greatest Inventions by African-Americans

The traffic light?
You hoping no one actually reads these?

 

[elektra]

There is no content in the OP, just a link?

Seems if you are going to make a thread, you should offer your insight or opinion, if you are linking relevant information you should quote and comment as well?

Anyhow, lots of us do not follow links that are not quoted from.