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DK Science: Sight

PARTS OF THE EYE IMAGE FORMATION FROM EYES TO BRAIN CHANGING PUPIL SIZE COLOUR VISION FIND OUT MORE Whenever we are awake, our eyes work constantly to collect information about the…

body language

(Encyclopedia) body language, nonverbal communication by means of facial expessions, eye behavior, gestures, posture, and the like. Body language expresses emotions, feelings, and attitudes,…

Wilkins, Maurice Hugh Frederick

(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…

Youngest Nobel Prize Winner

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…

Barkla, Charles Glover

(Encyclopedia) Barkla, Charles GloverBarkla, Charles Gloverglŭˈvər bärˈklə [key], 1877–1944, English physicist. He was professor of natural philosophy at Edinburgh from 1913. For his discovery of the…

Siegbahn, Karl Manne Georg

(Encyclopedia) Siegbahn, Karl Manne Georg, 1886–1978, Swedish physicist. In 1913, he began a series of experiments that led to the discovery of the M series of X rays and demonstrated the shell…

Subrahmanyan Chandrasekhar

astrophysicistBorn: 10/19/1910Birthplace: Lahore, India (now Pakistan) Chandrasekhar was one of ten children born to a civil servant and an intellectual mother who translated Ibsen's A Doll House…

Best-Selling Books, 2006

Source: Publishers Weekly. Hardcover Fiction For One More Day, Mitch Albom Cross, James Patterson Dear John, Nicholas Sparks…

DK Science: Reflection

IRREGULAR REFLECTIONMIRRORSFIND OUT MOREReflections are usually caused by shiny things, such as MIRRORS, that show a reversed image of whatever is placed in front of them. The image seems to be…