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28 April 2016
New study explains source of mysterious radar echoes
After 50 years, scientists think they may have cracked one of atmospheric science’s most persistent mysteries. Every day at dawn, an unknown phenomenon appears. Radar waves bounce off of it and return to radar receivers like an echo. Now, a pair of researchers at Boston University hypothesize that the sun could be causing the inexplicable echoes.
GeoSpace is a blog on Earth and space science, managed by AGU’s Public Information staff. The blog features posts by AGU writers and guest contributors on all sorts of relevant science topics, but with a focus on new research and geo and space sciences-related stories that are currently in the news.