History of the battery his iron scalpel, the leg twitched. Galvani believed the energy that drove this contraction came from the leg itself, and called it "animal electricity". However, Alessandro Volta, a friend and fellow scientist, disagreed, believing this phenomenon was caused by two different metals joined together by a moist intermediary. He verified this hypothesis through experiment, and published the results in 1791. In 1800, Volta invented the first true battery, which came to be known as the voltaic pile. The voltaic pile consisted of pairs of copper and zinc discs piled on top of each other, separated by a layer of cloth
The Man Who Invented Christmas (film) with an average rating of 6.3/10. The website's critical consensus reads, ""The Man Who Invented Christmas" adds holiday magic to the writing of "A Christmas Carol", putting a sweetly revisionist spin on the story behind a classic yuletide tale." On Metacritic, which assigns a normalized rating to reviews, the film has a weighted average score 60 out of 100, based 32 critics, indicating "mixed or average reviews". The Man Who Invented Christmas (film) The Man Who Invented Christmas is a 2017 biographical drama film directed by Bharat Nalluri and written by Susan Coyne based on the book of the same