Superman is one of the most powerful superheroes of all time, and he can pretty easily handle most threats on Earth, so DC Comics writers need some ways to weaken him. Kryptonite was the perfect ...

Superman: The Kryptonite Spectrum #3 hits stores Wednesday! Superman and Batman explore four new types of Kryptonite. What could possibly go wrong?

Kryptonite is one of those things that can get a little annoying when it’s overused. The current Emerald Era could easily fall into that trap, but Superman Unlimited #2 actually makes the whole thing ...

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 ...

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 ...

Another incredibly dangerous Kryptonian secret was just uncovered, and it has the potential to change everything about ...

Superman will feature a lot of characters as filmmaker James Gunn looks to launch his new DCU with a bang. From Krypto the Superdog to the Justice Gang, the Man of Steel will share the spotlight with ...

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

The mineral jadarite has the same chemical composition as Superman’s weakness. It may be a problem for humans, too. By Andrew Paul Published Jul 14, 2025 11:05 AM EDT Get the Popular Science daily ...