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Winter, Sir Gregory Paul

(Encyclopedia)Winter, Sir Gregory Paul, 1951–, British biochemist, Ph.D. Cambridge, 1976. He has spent most of his career as a researcher at the Laboratory of Molecular Biology in Cambridge, England, where since ...

universals

(Encyclopedia)universals, in philosophy, term applied to general or abstract objects such as concepts, qualities, relations, and numbers, as opposed to particular objects. The exact nature of a universal deeply con...

Sakharov, Andrei Dmitriyevich

(Encyclopedia)Sakharov, Andrei Dmitriyevich, 1921–89, Soviet nuclear physicist and human-rights advocate; first Soviet citizen to receive the Nobel Peace Prize (1975). From 1948 to 1956 he helped to develop the U...

tapeworm

(Encyclopedia)tapeworm, name for the parasitic flatworms forming the class Cestoda. All tapeworms spend the adult phase of their lives as parasites in the gut of a vertebrate animal (called the primary host). Most ...

sacrifice

(Encyclopedia)sacrifice [Lat. sacrificare=to make holy], a type of religious offering, or gift to a superior or supreme being, in which the offering is consecrated through its destruction. The Paleolithic evidenc...

Eiffel, Alexandre Gustave

(Encyclopedia)Eiffel, Alexandre Gustave īˈfəl, Fr. älĕksäNˈdrə güstävˈ āfĕlˈ [key], 1832–1923, French engineer. A noted constructor of bridges and viaducts, he also designed the Eiffel Tower and the...

Diggers

(Encyclopedia)Diggers, members of a small English religio-economic movement (fl. 1649–50), so called because they attempted to dig (i.e., cultivate) the wastelands. They were an offshoot of the more important gro...

Darién Scheme

(Encyclopedia)Darién Scheme, Scottish project to establish a colony on the Isthmus of Panama (Darién). In 1695, the Scottish Parliament passed an act that chartered a company for trading with Africa and the Indie...

Humboldt, river, United States

(Encyclopedia)Humboldt, river, c.300 mi (480 km) long, rising in several branches in the mountains of NE Nev. It meanders generally west to disappear in Humboldt Sink, W Nevada. Along with its tributaries, the Humb...

Hallet, Étienne Sulpice

(Encyclopedia)Hallet, Étienne Sulpice ātyĕnˈ sülpēsˈ älāˈ [key], 1755–1825, French architect. He emigrated c.1789 to the United States, where he became known as Stephen Hallet. Before the opening of the...