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 to Witches Whispering to Witches Whispering to Witches is British writer Anna Dale's first novel, published in 2004 by Bloomsbury Publishing. It is a magical mystery adventure intended for youngsters age 8–12. It was publisher Bloomsbury's main title for Autumn 2004 and was scheduled for distribution in the UK, the United States, Germany, and other countries. The book is drawn from her 2001 Master's dissertation in writing for children. The story follows the adventures of a young boy named Joe Binks who makes the acquaintance of a young witch nicknamed Twiggy. The two are caught up in a whirlwind of magical adventures