Whispering-gallery wave Whispering-gallery wave Whispering-gallery waves, or whispering-gallery modes, are a type of wave that can travel around a concave surface. Originally discovered for sound waves in the whispering gallery of St Paul’s Cathedral, they can exist for light and for other waves, with important applications in nondestructive testing, lasing, cooling and sensing, as well as in astronomy. Whispering-gallery waves were first explained for the case of St Paul's Cathedral circa 1878 by Lord Rayleigh, who revised a previous misconception that whispers could be heard across the dome but not at any intermediate position. He explained the phenomenon of travelling whispers with
Whispering Jack Whispering Jack Whispering Jack is the twelfth studio album by Australian adult contemporary pop singer John Farnham. It was produced by Ross Fraser, and released on 20 October 1986, which peaked at #1 on the Australian Kent Music Report Album Charts. "Whispering Jack" has become the second best-selling-album in Australia, behind Meatloaf's album "Bat Out of Hell", and the highest selling album in Australia by an Australian artist - 24x platinum indicating sales of over 1.68 million copies sold. It spent 25 weeks at the No. 1 spot on the Album Charts during 1986–1987, it was awarded the 1987 ARIA