Search results
Results From The WOW.Com Content Network
He is best known for the invention of the crossword puzzle in 1913, when he was a resident of Cedar Grove, New Jersey. [5] Wynne created the page of puzzles for the "Fun" section of the Sunday edition of the New York World. For the December 21, 1913, edition, he introduced a puzzle with a diamond shape and a hollow center, with the letters F-U ...
The following is a list of people who are considered a "father" or "mother" (or "founding father" or "founding mother") of a scientific field.Such people are generally regarded to have made the first significant contributions to and/or delineation of that field; they may also be seen as "a" rather than "the" father or mother of the field.
He invented the now widely used classification cD for massive galaxies in the centres of galaxy clusters. In 1970, along with astronomer Laura P. Bautz , they created the still-used Bautz-Morgan classification scheme for clusters, which identifies those containing cD galaxies as the richest, type I clusters.
Edward Emerson Barnard / ˈ b ɑːr n ər d / (December 16, 1857 – February 6, 1923) was an American astronomer.He was commonly known as E. E. Barnard, and was recognized as a gifted observational astronomer.
Crossword-like puzzles, for example Double Diamond Puzzles, appeared in the magazine St. Nicholas, published since 1873. [32] Another crossword puzzle appeared on September 14, 1890, in the Italian magazine Il Secolo Illustrato della Domenica. It was designed by Giuseppe Airoldi and titled "Per passare il tempo" ("To pass the time"). Airoldi's ...
Lyman Spitzer Jr. (June 26, 1914 – March 31, 1997) [2] was an American theoretical physicist, astronomer and mountaineer.As a scientist, he carried out research into star formation and plasma physics and in 1946 conceived the idea of telescopes operating in outer space. [3]
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
Otto Eduard Neugebauer (May 26, 1899 – February 19, 1990) was an Austrian-American mathematician and historian of science who became known for his research on the history of astronomy and the other exact sciences as they were practiced in antiquity and the Middle Ages.