advanced reproductive technologies
41Medical tourism — (also called medical travel, health tourism or global healthcare) is a term initially coined by travel agencies and the mass media to describe the rapidly growing practice of travelling across international borders to obtain health care. It also… …
42List of Star Control races — This is a list of fictional alien species that appeared in various games of the Star Control franchise. Contents 1 History and reception 2 Introduced in Star Control 2.1 Androsynth 2.2 Arilou …
43Human — Homo sapiens redirects here. For other uses, see Homo sapiens (disambiguation). This article is about modern humans. For other human species, see Homo. For other uses, see Human (disambiguation). Holozoa Human …
44Birth control — For other uses, see Birth control (disambiguation). Birth control is an umbrella term for several techniques and methods used to prevent fertilization or to interrupt pregnancy at various stages. Birth control techniques and methods include… …
45Female infertility — Classification and external resources ICD 10 N97.0 ICD 9 628 …
46Ecology — For other uses, see Ecology (disambiguation). Ecology …
47Human rights — Rights Theoretical distinctions Natural and legal rights Claim rights and liberty rights Negative and positive rights Individual an …
48population — populational, adj. populationless, adj. /pop yeuh lay sheuhn/, n. 1. the total number of persons inhabiting a country, city, or any district or area. 2. the body of inhabitants of a place: The population of the city opposes the addition of… …
49United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
50space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
