[…T]hey have discovered evidence of numerous ancient civilizations on the planet, all destroyed by fire, with the collapses occurring about 2,000 years apart. […E]arlier civilizations on Lagash were destroyed by people who went insane during previous [solar] eclipses and, desperate for any light source, started large fires that destroyed cities.
[…T]hey have discovered evidence of numerous ancient civilizations on the planet, all destroyed by fire, with the collapses occurring about 2,000 years apart. […E]arlier civilizations on Lagash were destroyed by people who went insane during previous [solar] eclipses and, desperate for any light source, started large fires that destroyed cities.
– Extract from the plot summary of “Nightfall” by Isaac Asimov, https://en.wikipedia.org/wiki/Nightfall_(Asimov_novelette_and_novel)