auroral chorus n. chirps, whistles, and quasi-musical sounds created by the electromagnetic effects of auroras in very low broadcast frequencies. Editorial Note: A similar phenomenon is the dawn chorus. Examples of the both can be heard here. (source: Double-Tongued Dictionary)
Further reading
In 1971, when a new public library opened in Troy, Michigan, famous authors and artists were invited to write letters to the city’s youngest readers, extolling the many benefits of libraries. One of the loveliest was from E.B. White, author of...
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