puzzling+alternative
51Origin of AIDS — False color scanning electron micrograph of HIV 1, in green, budding from cultured lymphocyte. AIDS is caused by the Human immunodeficiency virus (HIV), which originated in non human primates in Sub Saharan Africa and was transferred to humans… …
52Jan Robbe — performing as Atomhead at the 2008 Only the Hard Survive festival in Waregem, Belgium. Background information Birth name Jan Robbe …
53John W. Campbell — For other people named John Campbell, see John Campbell (disambiguation). John W. Campbell Born John Wood Campbell, Jr. June 8, 1910(1910 06 08) Newark, New Jersey, United States Died July 11, 1971(1971 07 11) (aged 61) Mountainside, New… …
54Cerebral palsy — Classification and external resources …
55David Miscavige — Born April 30, 1960 (1960 04 30 …
56democracy — /di mok reuh see/, n., pl. democracies. 1. government by the people; a form of government in which the supreme power is vested in the people and exercised directly by them or by their elected agents under a free electoral system. 2. a state… …
57philosophical anthropology — anthropology (def. 4). * * * Study of human nature conducted by the methods of philosophy. It is concerned with questions such as the status of human beings in the universe, the purpose or meaning of human life, and whether humanity can be made… …
58Anaxagoras and the atomists — C.C.W.Taylor ANAXAGORAS In the course of the fifth century BC the political and cultural pre eminence of Athens attracted to the city a considerable number of intellectuals of various kinds from all over the Greek world. This phenomenon, the so… …
59Anthropic principle — In astrophysics and cosmology, the anthropic principle is the philosophical argument that observations of the physical Universe must be compatible with the conscious life that observes it. Some proponents of the argument reason that it explains… …
60Rubik's Cube — Other names Magic Cube …
