If u looking for WI-FI answer

it should start like this
origins of wireless - radio Nikola Tesla 1889
than u should search for first Wireless communication
than for first computer networks (USA Army first have it)
first wireless data transmission
and last who invented 802.11 standard (or defined) - Vic Hayes official 1997 almost 108 years after radio was discovered

(802.11 technology has its origins from 1985 but official date is 1997)
Imagine how fascinating it is there was Nikola Tesla controlling his boat with his radio - remote control

(this device was literally the birth of robotics)
Than came Vic Hayes and successful put it all together created the 802.11 standard and WI-FI was born
Now after 120 years u are moving around ur house surfing from ur lap top or phone with data rates up to 300mbits and questioning your self how the hell all began