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Davisson, Clinton Joseph

(Encyclopedia)Davisson, Clinton Joseph dāˈvĭsən [key], 1881–1958, American physicist, b. Bloomington, Ill. He joined the engineering department of the Bell Telephone Laboratories in 1917. Davisson worked on t...

Frisian Islands

(Encyclopedia)Frisian Islands frĭzhˈən [key], chain of low-lying islands, off the coasts of the Netherlands, Germany, and Denmark, in the North Sea. The West Frisian Islands, also known as the Wadden Islands, be...

blenny

(Encyclopedia)blenny, common name of various species of extremely numerous small fishes belonging to the suborders Blennioidei (blennies) and Notothenioidei (Antarctic blennies). They are characterized by elongated...

interference

(Encyclopedia)CE5 Constructive interference: Two crests or two troughs meet and combine (A, B, C). Destructive interference: A crest and a trough meet and cancel each other (D, E, F). interference, in physics, ...

microwave

(Encyclopedia)microwave, electromagnetic wave having a frequency range from 1,000 megahertz (MHz) to 300,000 MHz, corresponding to a wavelength range from 300 mm (about 12 in.) to 1 mm (about 0.04 in.). Like light ...

Apostle Islands

(Encyclopedia)Apostle Islands, group of more than 20 wooded islands, in Lake Superior, off N Wis. Madeline, 13 mi (21 km) long, is the largest island and has the group's only settlement, La Pointe. Noted for their ...

Brooklyn Academy of Music

(Encyclopedia)Brooklyn Academy of Music, performing arts center located in the borough of Brooklyn, N.Y. and popularly known as BAM. Founded in 1859 and opened in 1861, it is the oldest such institution still in op...

limpet

(Encyclopedia)limpet, marine gastropod mollusk with a simple, flattened, conical shell, found in cooler waters of the Atlantic and the Pacific oceans. Certain species creep over rocks, feeding on algae during high ...

Dean, James

(Encyclopedia)Dean, James (James Byron Dean), 1931–55, American film actor, b. Marion, Ind. After a few stage and television roles, Dean was chosen to play the moody, rebellious son in the film East of Eden (1953...

Thomson, Sir George Paget

(Encyclopedia)Thomson, Sir George Paget, 1892–1975, English physicist; son of Sir Joseph John Thomson. He was professor of natural philosophy at the Univ. of Aberdeen (1922–30) and from 1930 to 1952 was profess...