A.I.M. stands for Advanced Idea Mechanics, a fictional organization in the Marvel Comics universe. It is known for its focus on scientific research and development, often engaging in unethical experiments. A.I.M. is typically portrayed as a group of brilliant but morally ambiguous scientists who create advanced technology and weaponry. The organization is often associated with the villain MODOK, a character who serves as its leader. A.I.M. frequently opposes superheroes like Iron Man and Captain America, using their inventions to achieve world domination or other nefarious goals. Their activities highlight themes of unchecked scientific ambition and the consequences of playing with nature.