While Kryptonite has been Superman's most well-known weakness for decades, there's a new one that has surpassed the ...

A new threat has emerged thanks to a particular spin on Superman's least favorite radioactive crystals in Wednesday's latest Action Comics release.

Superman is able to stop the meteor, but it breaks up and showers the Earth in Kryptonite. Superman Unlimited #1’s cover boasts that this is the beginning of the Emerald Age, and things change rapidly ...

Add Yahoo as a preferred source to see more of our stories on Google. Kryptonite was first introduced in a Superman radio serial episode in 1943. In 2004, workers at a drill site in Serbia’s Jadar ...

The connection between Superman and Kryptonite is so firmly established in American culture that “Kryptonite” has become shorthand for everything from the idea that even the strongest have weaknesses ...

If you wanted to start a discussion about the most powerful comic book characters of all time, the Mount Rushmore of power would almost definitely include Superman. The Man of Steel has been the ...

The solicitation to Superman Unlimited reads, "When an asteroid the size of Metropolis hurtles toward collision with planet Earth, the Justice League dispatches Superman to avert the crisis–but a ...