Born: 1926Birthplace: New York City Diagnostic x-ray systems—Ledley developed the ACTA diagnostic x-ray scanner, the first whole-body computerized tomography (CT) machine. He was the first to do…
(Encyclopedia) Giacconi, Riccardo, 1931–2018, Italian-American astrophysicist, b. Milan, Italy, Ph.D. Univ. of Milan 1954. He was a researcher at American Science and Engineering Corporation (1959–73…
(Encyclopedia) Karle, JeromeKarle, Jeromekärl [key], 1918–2013, American physicist, b. New York City, Ph.D. Univ. of Michigan, 1943. He worked on the Manhattan Project before beginning a career (1946…
(Encyclopedia) Perutz, Max Ferdinand, 1914–2002, British molecular biologist, b. Vienna. One of the pioneers in the field of molecular biology, Perutz studied chemistry at the Univ. of Vienna (1932–…
(Encyclopedia) Abbott, BereniceAbbott, Berenicebĕrˌənēsˈ [key], 1898–1991, American photographer, b. Springfield, Ohio. Abbott, who had left (1918) the Midwest for Greenwich Village, then (1921)…
What causes a rainbow? Although light looks colorless, it’s made up of many colors-red, orange, yellow, green, blue, indigo and violet. These colors are known as the spectrum. When light shines…
(Encyclopedia) Tokyo, University of, at Tokyo, Japan; founded in 1877. In the 1920s it became one of the first Imperial universities and remains one of the most prestigious in Japan. It offers…
(Encyclopedia) body language, nonverbal communication by means of facial expessions, eye behavior, gestures, posture, and the like. Body language expresses emotions, feelings, and attitudes,…
(Encyclopedia) Wilkins, Maurice Hugh Frederick, 1916–2004, British biophysicist, b. New Zealand, Ph.D. Univ. of Birmingham, 1940. He conducted research at the Univ. of St. Andrews, Scotland, and at…
The Question: Who is the youngest Nobel prize winner? The Answer: The youngest person to receive a Nobel prize was Sir William Lawrence Bragg (Physics…
