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

Man’s best (super)friend has prime placement in the new “Superman” movie, and the pooch’s path to the cinematic spotlight may be worth a movie itself.

The new Superman movie hit theaters this weekend, and while it’s almost impossible to upstage a handsome superhero in a skin-tight suit—with piercing blue eyes and superpowers to boot—the newest cast member,