At mic.com, Jared Keller dives deep into “the hum” — the Hum:
“The Hum” refers to a mysterious sound heard in places around the world by a small fraction of a local population. It’s characterized by a persistent and invasive low-frequency rumbling or droning noise often accompanied by vibrations. While reports of “unidentified humming sounds” pop up in scientific literature dating back to the 1830s, modern manifestations of the contemporary hum have been widely reported by national media in the United Kingdom, the United States and Australia since the early 1970s.
Here’s an “alleged recording of the Auckland Hum”:
This entry cross-posted from the Disquiet linkblog project sound.tumblr.com.