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  2. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...

  3. Aviation transponder interrogation modes - Wikipedia

    en.wikipedia.org/wiki/Aviation_transponder...

    The aviation transponder interrogation modes are the standard formats of pulsed sequences from an interrogating Secondary Surveillance Radar (SSR) or similar Automatic Dependent Surveillance-Broadcast (ADS-B) system. The reply format is usually referred to as a "code" from a transponder, which is used to determine detailed information from a ...

  4. List of most-viewed YouTube videos - Wikipedia

    en.wikipedia.org/wiki/List_of_most-viewed...

    YouTube announced that cumulative views of videos related to Minecraft, some of which had been on the platform as early as 2009, exceeded 1 trillion views on December 14, 2021, and was the most-watched video game content on the site.

  5. Learning styles - Wikipedia

    en.wikipedia.org/wiki/Learning_styles

    A 2015 review paper [68] examined the studies of learning styles completed after the 2009 APS critique, [2] giving particular attention to studies that used the experimental methods advocated for by Pashler et al. [68] The findings were similar to those of the APS critique: the evidence for learning styles was virtually nonexistent while ...

  6. Chester Bennington - Wikipedia

    en.wikipedia.org/wiki/Chester_Bennington

    Chester Charles Bennington (March 20, 1976 – July 20, 2017) was an American singer who was the lead vocalist of the rock band Linkin Park.He was also the lead vocalist of Grey Daze, Dead by Sunrise, and Stone Temple Pilots at various points.

  7. Non-contact atomic force microscopy - Wikipedia

    en.wikipedia.org/wiki/Non-contact_atomic_force...

    Non-contact atomic force microscopy (nc-AFM), also known as dynamic force microscopy (DFM), is a mode of atomic force microscopy, which itself is a type of scanning probe microscopy. In nc-AFM a sharp probe is moved close (order of Angstroms) to the surface under study, the probe is then raster scanned across the surface, the image is then ...

  8. YouTube Creator Awards - Wikipedia

    en.wikipedia.org/wiki/YouTube_Creator_Awards

    YouTube Creator Awards. YouTube Creator Awards, commonly known as YouTube Play Buttons or YouTube Plaques, are a series of awards from the American video platform YouTube that aim to recognize its most popular channels. They are based on a channel's subscriber count but are offered at the sole discretion of YouTube.

  9. A spaceplane breaks barriers, reaching incredible heights and ...

    www.aol.com/news/spaceplane-breaks-barriers...

    Dawn Aerospace has set ambitious targets for its Mk-II spaceplane. By the end of 2025, the company hopes to climb faster than an F-15, fly higher than a MiG-25 and exceed speeds greater than the ...