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The earliest version of the guitar dates back to 16th century Spain, per the Encyclopedia. The piano is a slightly more recent invention since it dates back to

In 1973, Motorola researcher Martin Cooper made the first-ever mobile cellphone call using his prototype. The first GPS satellite, on the other hand, launched i

The first published crossword puzzle appeared in the New York World in 1913, created by journalist Arthur Wynne. Howard Garns, a puzzle inventor, published the

In 1796, Edward Jenner used cowpox material to create a vaccine for smallpox. The battery, originally an “artificial electric organ,” was invented a little late

F.A. Mueller invented eye contacts or “scleral lenses” made entirely of glass in 1887. Almost four years later, Jesse Reno invented the first escalator model at

Netflix (1997), Paypal (1998)

Insulin was first injected into a human in 1922. Penicillin was discovered in 1928.

The NFL was the American Professional Football Association in 1920, but adopted the name National Football League in 1922. The NBA was the Basketball Associatio

Shortly after the invention of the telephone, Emile Berliner created a transmitter amplifying the noise and thus creating the first microphone in 1876. And Jose

Google was launched in 1998, Wikipedia in 2001.

In 1823, Johann Wolfgang Döbereiner invented the first lighter. Chemist John Walker wasn’t far behind with his invention of the friction match in 1826. Of cours

Coca-Cola was introduced in 1886. Pepsi was introduced in 1903.