Hulk is a fictional superhero appearing in Marvel Comics, created by writer Stan Lee and artist Jack Kirby. He first appeared in The Incredible Hulk #1 in 1962. The character is known for his immense strength and green skin, which emerge when scientist Bruce Banner transforms due to emotional stress or anger. Hulk embodies the struggle between intellect and raw power. Over the years, Hulk has become a cultural icon, appearing in various media, including movies, television shows, and video games. His character explores themes of rage, identity, and the duality of human nature, making him a complex figure in the superhero genre.