What is "heat-ray"

The Heat-Ray is the primary offensive weapon used by the Martians in H. G. Wells' classic science fiction novel The War of the Worlds and its offshoots.

Heat Ray may refer to:

• a Heat-Ray is a type of RF Harassment weapons that causes a painful or unpleasant heating effect in the upper layer of the skin. Also see, Active Denial System a well known heat ray weapon developed by the US military.
• In science fiction, the Heat-Ray was a weapon used by the Martians in H. G. Wells' The War of the Worlds and its offshoots
• Archimedes Heat Ray
• Alternate name for Godzilla's atomic blast.
• a weapon in the juvenile science fiction/adventure novel Danny Dunn and the Heat Ray