On this day in 2003, British Sign Language was recognised as an official British language. In 1989 in Egypt, a 4,400-year-old mummy was found in the Pyramid of Cheops. In 1965, Cosmonaut Aleksei Leonov became the first person to walk in space. In 1937, the human-powered aircraft, Pedaliante, flew 1 kilometre outside Milan. In 1909, Einar Dessau used a short-wave radio transmitter, becoming the first radio broadcaster. In 1906, Traian Vuia flew a self-propelled heavier-than-air aircraft, taking off without help of a catapult. And in 1850, Henry Wells & William Fargo founded American Express. Happy Birthday comedian Dane Cook (1972), actor/singers Queen Latifah (1970) and Vanessa L. Williams (1963), skier Ingemar Stenmark (1956), ice cream entrepreneur Ben Cohen (1951), singer Charley Pride (1938), writer/actor George Plimpton (1927-2003), actor Peter Graves (1926), winemaker Ernest Gallo (1909-2007), psychic Edgar Cayce (1877-1945) and President Grover Cleveland (1837-1908). "The brain is a wonderful organ. It starts working the moment you get up in the morning and does not stop until you get into the office." - Robert Frost