How did braniac acquire his powers?

Brainiac, a character from DC Comics, acquired his powers through a combination of advanced technology and genetic enhancement. Originally a Kryptonian scientist named Vril Dox, he augmented his intellect and abilities using sophisticated technology, allowing him to possess vast knowledge and telepathic abilities. His quest for knowledge often leads him to shrink and collect cities from various planets, including Krypton, which further amplifies his powers. Over time, different adaptations of the character have explored various origins and methods of power acquisition.