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
The Whispering Skull The Whispering Skull The Whispering Skull is a young adult thriller novel by Jonathan Stroud. It is the second book in the "Lockwood & Co." series. It was released on the 26 February 2015 in the UK by Corgi Childrens, and released on the 16 September 2014 in the US by Disney-Hyperion. The Whispering Skull was mentioned in an article of The Daily Telegraph twice in March 2015. After months of not having any cases to solve, Lockwood makes a bet with their rivals, the Fittes agency, and whoever loses has to admit their defeat in the newspaper. Soon after