In 1961, Leonard Kleinrock was the first to publish a paper about the idea of packet switching, which is essential to internet.
Sources:
http://www.chacha.com/question/who-is-credited-for-inventing-the-internet
Thomas Edison is credited with inventing the lightbulb.
Which group was credited with inventing the recitative
Robert E Kahn and Tim Berners Lee were both credited with inventing the internet. Many other people contributed to what is referred to as the world wide web.
Hans Lippershey was credited in inventing the very first telescope. Galileo did NOT invent the telescope.
Manute Bol is credited with inventing/popularizing the phrase "my bad"
Alexander Flemming
Chinese
Phoenician
The steamboat
Aristotle
Phoenician
bill clinyton