Professor Calculus is a fictional character from the Tintin comic series created by Hergé. He is a brilliant but absent-minded scientist known for his expertise in physics and engineering. His full name is Professeur Tryphon Tournesol, and he often invents various gadgets that assist Tintin and his friends in their adventures. Despite his intelligence, Professor Calculus is often portrayed as forgetful and somewhat oblivious to his surroundings. He is characterized by his distinctive bald head, thick glasses, and a penchant for getting into humorous situations. His quirky personality adds a light-hearted element to the stories in which he appears.