The way I read this article, the printing press showed up around 1430, electricity came along in the late 19th century, the Internet first rumbled in the 1960s, my parents had a glass or two of wine one night, and now you’re reading this excellent summary of the day’s most fascinating news. From The Atlantic: The 50 Greatest Breakthroughs Since the Wheel.

+ And from Smithsonian: 101 Objects that made America.