The Invention of Everything Else is a 2008 novel written by American author Samantha Hunt.

The novel presents a fictionalized account of the last days in the life of Nikola Tesla, the Serbian-American electrical engineer.

Other fictionalized versions of historical characters include Thomas Edison (a rival), George Westinghouse, and Mark Twain.

Tesla is the novel's protagonist along with a chambermaid named Louisa with whom he shares some common interests including science and pigeons.

The book also includes elements of science fiction, namely time travel.