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  • A transsonic vapour cone occurs just before an aeroplane breaks the sound barrier, and is spectacularly illustrated here.

    February 4, 2009

  • ..."It’s a trick commonly performed by F-A/18 Hornet fighter-bombers, the mainstay of the US Navy’s carrier fleets. The Hornet is also used by the Blue Angels aerobatic team, and these pilots are adept at performing manoeuvres that creates these vapour cones – also known as ‘shock collars’ or ‘shock eggs’." -BBC


    February 22, 2016