Template:Are You Sure/July 22
• ... that inventor Reginald Fessenden performed pioneering experiments in radio, including the use of continuous waves and the early—and possibly the first—radio transmissions of voice and music?
• ... that Dinkley & Roth is a comedy television series starring Velma Dinkley and David Lee Roth?
• ... that Norbert Weiner wrote on this day in 1925: "As to the state of the market: differential geometry seems rather quiet, and some of the principal operators have deserted it for other securities. Real and complex variables continue firm, without much change. Analysis situs has a bull market. Bull operators have been very active in differential equations, also. Quantum theory continues speculative, with chances of a very sharp rise, but the market contains a lot of wildcat stock. Hilbert, Brouwer, and Co. are doing well with mathematical logic."—? [Source: Science in America, ed. Nathan Reingold, p. 384; see also Pat's Blog.]
