The Egyptian temple carving that looks like a giant lightbulb

Carved into Egypt's Hathor temple at Dendera is a relief that bears a striking resemblance to a lightbulb—an oval bubble with a snake coiled inside, supported by a pillar. Boing Boing reports that a fringe theory interprets this as evidence of ancient Egyptian electric lighting, drawing comparisons to incandescent bulbs, cathode-ray tubes, and Crookes tubes.

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