thh

More like this

Hemophilia

by rave4100 rave4100

The Age of Revolution

by Stefano Andreoli

Theory Of Knowledge - Science

by Michael Trent

Rainwater Harvesting Network

by Winona Azure

1967 Automatic Teller Machine (ATM) invented by John Shepherd-Barron

2001 Digital satellite radio

1963 Computer mouse invented by Douglas Engelbar

1938 Ballpoint pen invented by Laszlo Biro

1877 Microphone invented by Emile Berliner

history of tencholgy

1898 Remote control invented by Nikola Tesla

1908 Henry Ford mass-produces the Model T.

1888 Eiffel Tower is built

Oliver Evans invents the conveyer belt

1859 Charles Darwin publishes The Origin of Species

1830 Lawn mower invented by Edwin Beard Budding

1821 Electric motor invented by Michael Faraday

1816 Miner's safety lamp invented by Humphry Davy

1960 Laser invented by Theodore Harold Maiman

1983 Camcorder invented by Sony

Main topic

1951 Nuclear power reactor invented by Walter Zinn

1937 Jet engine invented by Frank Whittle and Hans von Ohain

2400 BC The abacus, the first known calculator, invented in Babylonia

1510 Pocket watch invented by Peter Henlein

Subtopic