Why YSK It is interesting to know how researchers built the foundations of the Internet before they had the Internet itself to search for answers.

How did researchers build the Internet when there was no Internet to search for answers?

No Google. No YouTube. No AI assistants.
They relied on scientific research, experiments, computers and collaboration.
ARPANET came first, TCP/IP later helped different networks communicate, and the World Wide Web came afterward.
One fascinating piece of this history can still be explored through CERN
https://info.cern.ch/

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For anyone looking for an actual answer: Telephones. That's how you sent data between machines back then.

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