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

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

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

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

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.

Also, it’s another great start for the summer box office, the second $100M+ opening after Lilo & Stitch ‘s $146M. Superman ...

Superman might've found romance with reporter Lois Lane, but the newest adaptation of the Man of Steel is getting no love ...

Described as "Earth's kryptonite twin," jadarite is a rare and fascinating mineral that quickly caught the attention of ...

It's no surprise that Amazon is having a huge puzzle sale once again for Prime Day. This is the biggest collection of jigsaw ...

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

President Donald Trump received ridicule on Thursday evening after the White House posted an image of the president as ...