The mineral jadarite has the same chemical composition as Superman’s weakness. It may be a problem for humans, too.

While Superman is taking his lumps throughout the superhero movie, The Green Lantern, played wonderfully by Nathan Fillion, ...

While domestic and overall global box office make "Superman" a summer hit, the DC superhero is struggling in some territories ...

Superman's lack of weakness is actually his biggest weakness. Indeed, that god-like skillset makes him so across-the-board ...

The cast and crew of “Superman” opened up to CNN about their personal kryptonite, the key weakness for the iconic superhero, ...

The connection between Superman and Kryptonite is so firmly established in American culture that “Kryptonite” has become ...

Black Kryptonite is one of the deadliest forms of Kryptonite in existence, and now it's back and worse than ever.

In a bid to kickoff a new era for DC Studios, James Gunn’s “Superman” opened with $122 million in U.S. and Canada ticket ...

Superman faces a supercharged Toyman powered by Kryptonite in Superman Unlimited #3, hitting stores Wednesday with deadly ...

In a bid to kickoff a new era for DC Studios, James Gunn’s “Superman” opened with $122 million in U.S. and Canada ticket ...

James Gunn's 'Superman' soared to the top of the box office this weekend, notching a win for Warner Bros. and DC Studios, ...

Superman's foil comes in Hoult's Lex Luthor, a man proudly consumed by envy, who, as Lois deduces, wants to be king (who said ...