Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece.

Earthquake lights in history Freund and colleagues studied 65 accounts of such lights reaching as far back as 1600, publishing their findings in Seismological Research Letters in 2014.

Earthquake lights over Tagish Lake in the Yukon-Alaska border region. The photograph was probably taken in July 1972 or 1973 (exact date unknown). The estimated diameter of the balls is about 1 m ...

Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece.

Extraordinary earthquake lights explained -- they're not UFOs The rare and colorful lights sometimes seen before major earthquakes could come from electric charges in certain types of rock.

Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece.

Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece. These outbursts of bright ...

Earthquake Lights are often described as luminous spheres, flashes, or streaks of light that appear in the sky, on the ground, or even underwater.

Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece.

Reports of “earthquake lights,” like the ones seen in videos captured before Friday’s 6.8-magnitude earthquake in Morocco, go back centuries to ancient Greece.