That's the main aim of the Green Lantern Corps, a group formed to keep things in check and each member possessing one of the greatest weapons in the universe -- a power ring. But just what does it ...

John Stewart's Green Lantern just performed a feat that allows him to replicate Superman's power, showing that he's on par ...

The Summerville ghost lantern, traditionally attributed to a ghostly presence, might be explained by earthquake lights, a phenomenon lacking a definitive scientific explanation.