Engineering

Building of the first skyscraper in Chicago

How Was the First Skyscraper Built?

Posted about 2 months ago 115 views
First commercial airplane takeoff run, January 1, 1914

Flying To The Past: The First Ever Commercial Airline Flight

Posted about 2 months ago 56 views
Meme faces

What Was the First Meme?

Posted 8 months ago 117 views