Which Happened First?

Launch of Knol

Launch of Knol — Image: Justin D. Harris, MD · CC BY 3.0 · source

Knol was a Google project that aimed to include user-written articles on a range of topics. The lower-case term knol, which Google defined as a "unit of knowledge", referred to an article in the project. Knol was often viewed as a rival to Wikipedia.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Which happened first?

Launch of Knol and Launch of Flightradar24 happened in the same year
Launch of Knol and Launch of Hulu happened in the same year
Launch of Knol and Launch of Indonesia Stock Exchange happened in the same year
Launch of Knol and Launch of ProPublica happened in the same year
Launch of Knol and Launch of Know Your Meme happened in the same year

Timeline

Related

Play a round with Internet · 21st century

Launch of Knol (2007) · Which Happened First?