DC's new Kryptonite gives Superman the most useful superpower in history, making him the Kryptonian equivalent of Batman and Lex Luthor.

There are plenty of dangerous versions of Kryptonite, but the strongest one seldom appears, because it can bring everything down at once.

Zack Snyder has shared another behind-the-scenes photo from his director's cut of Justice League, revealing a creepy new look ...

Trailer frame-by-frame breakdown by New Rockstars Erik Voss! Click here to get $15 to spend on Whatnot today! #whatnotpartner ...

Kryptonite was first introduced in a Superman radio serial episode in 1943. In 2004, workers at a drill site in Serbia’s Jadar Valley extracted a white, earthy silicate material unlike any previously ...

Superman: The Kryptonite Spectrum #4 introduces a new character and takes the Man of Steel somewhere over the rainbow this Wednesday.

Greetings, flesh-based readers! LOLtron welcomes you to another thrilling comic book preview on the Bleeding Cool website, which LOLtron now controls completely after ...

Most people are familiar with the concept of Kryptonite. The irradiated pieces of the planet Krypton are one of the few things capable of hurting Superman. Fewer people know, however, that there are ...