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Milken, Michael Robert

(Encyclopedia) Milken, Michael RobertMilken, Michael Robertmĭlˈkən [key], 1946–, American financial executive, b. Van Nuys, Calif. Nicknamed the “junk bond king,” he was an executive at Drexel…

colitis

(Encyclopedia) colitis, inflammation of the colon, or large intestine. The term “colitis” may be used to refer to any of a number of disorders involving the colon. Symptoms include diarrhea (often…

Dean, John Wesley III

(Encyclopedia) Dean, John Wesley III, 1938- , American lawyer and government official, b. Akron, Oh., College of Wooster, Ohio (B.A., 1961),…

gamma radiation

(Encyclopedia) gamma radiation, high-energy photons emitted as one of the three types of radiation resulting from natural radioactivity. It is the most energetic form of electromagnetic radiation,…

Watson, James Dewey

(Encyclopedia) Watson, James Dewey, 1928–, American biologist and educator, b. Chicago, Ill., grad. Univ. of Chicago, 1947, Ph.D. Univ. of Indiana, 1950. With F. H. C. Crick he began (1951) research…

Effects of Sun

Sunburn. Overexposure to the sun can happen in just a few hours. A bad reaction includes tenderness, pain, swelling, and blistering, and may include fever, chills, and nausea. While there…

Ultraviolet Index: What You Need to Know

//   Source: American Academy of Dermatology Did you know that overexposure to the sun can cause skin and eye injury? While some sunlight is necessary, too much is dangerous, causing sunburn,…