one possibility is that
81animal learning — ▪ zoology Introduction the alternation of behaviour as a result of individual experience. When an organism can perceive and change its behaviour, it is said to learn. That animals can learn seems to go without saying. The cat that… …
82Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
83probability theory — Math., Statistics. the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Cf. probability (def. 4). [1830 40] * * * Branch of mathematics that deals with analysis of random events.… …
84Mutual assured destruction — Nuclear weapons History Warfare Arms race Design Testing Effects Delivery Espionage …
85Alain Badiou — Infobox Philosopher region = French philosophy era = Contemporary philosophy color = #B0C4DE image size = 200px image caption = name = Alain Badiou birth = birth date and age|1937|1|17 Rabat, Morocco death = school tradition = Continental… …
86Life — For other uses, see Life (disambiguation). Life (Biota / Vitae / Eobionti) …
87Dawkins vs. Gould —   First edition cover …
88Olaf the Black — Óláfr Guðrøðarson King of the Isles The title, rex manniæ et insularum ( King of Mann and the Isles ), given to Óláfr in the Chronicle of Mann.[1] …
89Paul, the Apostle, Saint — ▪ Christian Apostle Introduction original name Saul of Tarsus born 4 BCE?, Tarsus in Cilicia [now in Turkey] died 62–64, Rome [Italy] one of the leaders of the first generation of Christians, often considered to be the second most important… …
90Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) …