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Walker, Sir John Ernest
(Encyclopedia) Walker, Sir John Ernest, 1941–, English biochemist, Ph.D. Oxford, 1969. He has been a researcher at the Medical Research Council Laboratory of Molecular Biology in Cambridge since 1974…gluon
(Encyclopedia) gluon, an elementary particle that mediates, or carries, the strong, or nuclear, force. In quantum chromodynamics (QCD), the quantum field theory of strong interactions, the…magnetic levitation
(Encyclopedia) magnetic levitation or maglevmaglevmăgˈlĕv [key], support and often propulsion of objects or vehicles by the use of magnets. The magnets used in magnetic levitation suspend an object…daylight saving time
(Encyclopedia) daylight saving time (DST), time observed when clocks and other timepieces are set ahead so that the sun will rise and set later in the day as measured by civil time. The amount of…flame
(Encyclopedia) flame, phenomenon associated with the chemical reaction of a gas that has been heated above its kindling temperature with some other gas, usually atmospheric oxygen (see combustion).…carbon
(Encyclopedia) CE5 The three solid forms of pure carbon: In the diamond crystal each carbon atom is surrounded symmetrically by four other carbons (at each of the four corners of a tetrahedron).…stellar evolution
(Encyclopedia) CE5 The above Hertzsprung-Russell (H-R) diagram shows the track of stellar evolution for a typical star. After spending much of its life evolving toward or along the main sequence,…Smalley, Richard Errett
(Encyclopedia) Smalley, Richard Errett, 1943–2005, American chemist, b. Akron, Ohio, Ph.D. Princeton, 1973. He was a professor at Rice Univ. in Houston, Tex., from 1976 until his death in 2005.…Sauvage, Jean-Pierre
(Encyclopedia) Sauvage, Jean-Pierre, 1944–, French chemist, Ph.D. Univ. of Strasbourg, 1971. He has spent his entire career as a researcher at the National Center for Scientific Research and a…Segrè, Emilio
(Encyclopedia) Segrè, Emilio, 1905–89, Italian-American physicist, Ph.D. Univ. of Rome, 1928. Segrè was a professor at the Univ. of Rome (1932–36), a researcher at the Univ. of California, Berkeley (…Trending
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