When it comes to Kryptonite, nobody knows more than Lex Luthor. The evil genius and archenemy of Superman has weaponized the lethal substance in many ways over the years. However, Luthor finds a new ...

Scientists have made some discoveries regarding a rare mineral known as jadarite - a mineral that has drawn comparisons to kryptonite, the fictional bane of Superman. The mineral is a sodium lithium ...

Although Superman usually escapes the devastating effects of green Kryptonite, the mineral may still doom the Man of Steel to a slow and painful death. Under Earth’s yellow sun, Superman's cells ...

In the right hands, there is little that a Green Lantern Power Ring cannot do. In the past, Green Lanterns of sufficient willpower have proven capable of harming Kryptonians like Superman. However, ...