Technology

Alphabetic, movable type printing press invented by Johann Gutenberg.

Faraday demonstrates the principle of the electric motor.

Zipper invented by Whitcomb L. Judson.

Eiffel Tower is built.

Safety pin invented by Walter Hunt.

Computer mouse invented by Douglas Engelbart.

Thermometer invented by Galileo Galilei.

Morse code invented by Samuel Morse.

Humphrey Davy discovers nitrous oxide (laughing gas).

Henry Ford mass-produces the Model T.

First skyscraper built in Chicago (ten stories).

Barometer invented by Evangelista Torricelli.