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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.
xeno-canto, which translates to "strange sound", is a sounds-only project seeking to highlight sounds of birds, rather than images or videos. xeno-canto was launched on May 30, 2005, by Bob Planqué, a mathematical biologist at VU University Amsterdam, and Willem-Pier Vellinga, a physicist who now consults for a global materials technology company. [10]
Weather: Distant thunder, or loud sounds from wind damage. Atmospheric ducting of distant thunder or other loud sounds from far off. ("Ducting" is enhanced propagation of sound or radio waves over long distances, through the troposphere, by wave travel that's constrained between distinct air layers.) [9]
Videos of eerie noises erupting from the skies have recently surfaced on YouTube, sending people into a panic around the world. The video above shows a particularly frightening episode of this ...
Nasa says that “strange” noises heard coming from the troubled Boeing Starliner spacecraft are not an indicator that its crew are in any danger.. The unusual noises have now stopped and were ...
The Hum is a name often given to widespread reports of a persistent and invasive low-frequency humming, rumbling, or droning noise audible to many but not all people. Hums have been reported all over the world, including the United States, the United Kingdom, Australia and Canada.
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements.
Another type of scareware involves software designed to literally scare the user through the use of unanticipated shocking images, sounds or video. An early program of this type is NightMare, a program distributed on the Fish Disks for the Amiga computer (Fish #448) in 1991. When NightMare executes, it lies dormant for an extended and random ...