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Upsweep is an unidentified sound detected on the American NOAA's equatorial autonomous hydrophone arrays. This sound was present when the Pacific Marine Environmental Laboratory began recording its sound surveillance system, SOSUS, in August 1991. It consists of a long train of narrow-band upsweeping sounds of several seconds in duration each.
Baguley said for example the noise can be attributed to environmental causes, such as industrial machinery at a nearby factory or an industrial fan. [1] [19] But he also found that the majority of cases remain unexplained. Baguley said, "I think most people view the hum as a fringe belief because it's so subjective — people say they hear ...
H. Harris, publishing in the British Journal of Dermatology in 1947, wrote Native Americans have the least body hair, Han Chinese people and black people have little body hair, white people have more body hair than black people and Ainu have the most body hair. [18] Anthropologist Arnold Henry Savage Landor described the Ainu as having hairy ...
A video showed homeowner Lacy Day and several men cutting away a square panel of plasterboard to reveal the "source of the noise" in their wall. I heard strange noises behind a wall in my home ...
Small and easily portable, this sound machine includes three sound options so you can find the right fit for you: bright white noise, deep white noise, and gentle surf. $19.99 at Amazon Restore 2 ...
Unidentified sounds (11 P) U. Unidentified flying objects (5 C, 8 P) W. Anomalous weather (19 P) Pages in category "Unexplained phenomena" ... Category: Unexplained ...
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In February 2016, a high-pitched noise was heard intermittently at night in Forest Grove, Oregon. The Department of Forestry determined that their equipment was not the cause of the sound. [ 1 ] The news about the noise was first shared with Dave Nemeyer by a Forest Grove resident, who posted a video of it on the city's Facebook page. [ 2 ]