Sparseness
21Paleontology — Palaeontology redirects here. For the scientific journal, see Palaeontology (journal). Paleontology studies the entire history of life on Earth. Paleontology (pronounced /ˌpælɪɒnˈtɒlədʒi/; British: palaeontology; from Greek: παλαιός… …
22Polar bear — This article is about the animal. For other uses, see Polar bear (disambiguation) …
23Saluki — Infobox Dogbreed akcgroup = Hound akcstd = http://www.akc.org/breeds/saluki/index.cfm altname = Gazelle Hound Royal Dog of Egypt Persian Greyhound Tazi ankcgroup = Group 4 (Hounds) ankcstd = http://www.ankc.aust.com/saluki.html ckcgroup = Group 2 …
24Post-rock — Infobox Music genre name=Post rock bgcolor=crimson color=white stylistic origins= Experimental Indie rock Space rock Shoegazing Electronica Progressive rock Math rock cultural origins= Mid 1980s, United Kingdom, United States, and Canada… …
25Astrochemistry — is the study of the chemical elements found in outer space, generally on larger scales than the Solar System, particularly in molecular gas clouds, and the study of their formation, interaction and destruction. As such, it represents an overlap… …
26Classicism — For the branch of study in the humanities, see Classics. The Inspiration of a Poet, Nicholas Poussin, 1630 Classicism, in the arts, refers generally to a high regard for classical antiquity, as setting standards for taste which the classicists… …
27Degeneracy — may refer to: Degeneration In science and mathematics: Degeneracy (statistical mechanics), a property of quantum states sharing the same energy levels Degeneracy (mathematics), a limiting case in which a class of object changes its nature so as… …
28Comparison of Canadian and United States governments — Though there are many similarities between the politics of Canada and the politics of the United States, there are also important differences. Many of the differences and similarities have formed the foundation for debates in the nineteenth,… …
29Giorgio de Chirico — in 1936, photographed by Carl Van Vechten Birth name Giorgio de Chirico Born …
30Le Sage's theory of gravitation — is the most common name for the kinetic theory of gravity originally proposed by Nicolas Fatio de Duillier in 1690 and later by Georges Louis Le Sage in 1748. The theory proposed a mechanical explanation for Newton s gravitational force in terms… …
