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Like a moth to flame, many scientists and poets have long assumed that flying insects were simply, inexorably drawn to bright lights. Rather than being attracted to light, researchers believe that artificial lights at night may actually scramble flying insects' innate navigational systems, causing them to flutter in confusion around porch lamps, street lights and other artificial beacons. “Insects have a navigational problem,” said Tyson Hedrick, a biologist at the University of North Carolina, Chapel Hill, who was not involved in the research.

Many scientists have long assumed that moths and other flying insects were simply drawn to bright lights. But a new study suggests that's not exactly what's going on.

Many scientists have long assumed that moths and other flying insects were simply drawn to bright lights.

Many scientists have long assumed that moths and other flying insects were simply drawn to bright lights.

Many scientists have long assumed that moths and other flying insects were simply drawn to bright lights.