collective-electron model
61Growing Up in the Universe — Cover of the DVD Written by Richard Dawkins Directed by Stuart McDonald Starring …
62Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
63Properties of water — H2O and HOH redirect here. For other uses, see H2O (disambiguation) and HOH (disambiguation). This article is about the physical and chemical properties of pure water. For general discussion and its distribution and importance in life, see Water …
64Список лауреатов Нобелевской премии по физике — Реверс медали, вручаемой лауреатам Нобелевской премии по физике и химии Нобелевская премия по физике (швед. Nobelpriset i fysik)  престижная награда, ежегодно вручаемая Нобелевским фондом за научные достижения в области физики. Одна из пяти… …
65Enzyme — Biocatalyst redirects here. For the use of natural catalysts in organic chemistry, see Biocatalysis. Human glyoxalase I. Two zinc ions that are needed for the enzyme to catalyze its reaction are shown as purp …
66technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
67Astronomy — (from the Greek words astron (ἄστρον), star , and nomos (νόμος), law ) is the scientific study of celestial objects (such as stars, planets, comets, and galaxies) and phenomena that originate outside the Earth s atmosphere (such as the cosmic… …
68Howard T. Odum — Infobox Systems scientist region = Systems Ecology era = 20th century color = #B0C4DE image caption = name = Howard Thomas Odum birth = 1 September 1924 Chapel Hill, North Carolina, USA death = 11 September 2002 Gainesville, Florida, USA school… …
69History of Georgia Tech — An early photograph of Georgia Tech depicts the shop building (left) and Tech Tower (right). The history of the Georgia Institute of Technology can be traced back to Reconstruction era plans to develop the industrial base of the Southern United… …
70Faibles doses d'irradiation — En radiobiologie, les faibles doses d irradiation sont des accumulations de petites irradiations d origine variées, qui se situent à un niveau très faible, largement inférieur à celui où l on commence à voir apparaître un effet déterministe… …
