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 Land The Whispering Land The Whispering Land is an autobiographical account of the 8 months Gerald Durrell spent travelling in Argentina during the late 1950s, collecting animals for his then recently founded Jersey Zoo. The book is divided into two parts. In the first, Durrell travels south from Buenos Aires to the arid scrublands of Patagonia; in the second he is based at a small town in the north western province of Jujuy. In the first part he travels south with his wife Jacquie Durrell and two other female companions to the town of Puerto Deseado in the Santa Cruz province;