This is divided into two principal categories, general relativity and special relativity.
This includes more advanced work on inclusion of gravitation.
This deals with the unification of electromagnetism and mechanics, and involves non-traditional ideas of space and time.
The history of relativity theory is entirely modern, although it can be projected into the future.
The development of relativity was originated in the 20th century.
The 20th century including the early 20th century, early mid 20th century, mid 20th century, late mid 20th century, late 20th century, and early 21st century can be connected.
The early 20th century including the early 1900s, late 1900s, early 1910s, and late 1910s can be connected. The early mid 20th century including the early 1920s, late 1920s, early 1930s, and late 1930s can be connected. The mid 20th century including the early 1940s, late 1940s, early 1950s, and late 1950s can be connected. The late mid 20th century including the early 1960s, late 1960s, early 1970s, and late 1970s can be connected.
The late 20th century including the early 1980s and late 1980s can be connected. The early 1990s including 1991, 1992, 1993, 1994, and 1995 can be connected. The late 1990s including 1996, 1997, 1998, 1999, and 2000 can be connected.
The early 21st century including the early 2000s, late 2000s, early 2010s, and late 2010s can be connected.
The late 2010s including 2016 and 2017 can be connected.
The future including the near future, middle future, and far future can be connected.
Peoples of the world including nations and major groups of Western Civilization, Asiatic peoples, African peoples, and American Indian peoples can be connected.
Nations including Russia, Bangladesh, Japan, Mexico, Philippines, Vietnam, Ethiopia, Egypt, Germany, Iran, Turkey, Congo DR, Thailand, France, United Kingdom, Italy, South Africa, South Korea, Burma, Colombia, Spain, Ukraine, Tanzania, Argentina, Kenya, Poland, Algeria, Canada, Iraq, Uganda, Morocco, Sudan, Peru, Uzbekistan, Malaysia, Venezuela, Saudi Arabia, Nepal, Yemen, Afghanistan, Ghana, North Korea, Mozambique, Taiwan, Australia, Syria, Côte d'Ivoire, Madagascar, Sri Lanka, Angola, Cameroon, Romania, Chile, Netherlands, Kazakhstan, Niger, Burkina Faso, Guatemala, Mali, Ecuador, Cambodia, Malawi, Zambia, Senegal, Zimbabwe, Chad, Cuba, Belgium, Greece, Rwanda, Tunisia, Portugal, Czech Republic, Bolivia, Guinea, Burundi, Haiti, Hungary, Somalia, Sweden, Belarus, Dominican Republic, Azerbaijan, Benin, Austria, can be connected.
Asiatic peoples such as those of Pakistan can be connected. South Asian peoples such as those of India can be connected. Oriental peoples such as those of China can be connected. Southeast Asian and Oceanic peoples such as those of Indonesia can be connected.
American Indian peoples such as those of Brazil can be connected. Middle American Indian peoples including those of the southwestern United States can be connected. North American Indian peoples including those of the United States can be connected.
Cities such as Tokyo, Seoul, Mexico City, New York City, Mumbai, Jakarta, Sao Paulo, Delhi, Shanghai, Manila, Karachi, Cairo, Beijing, Osaka, Canton, Moscow, Los Angeles, Calcutta, Dacca, Buenos Aires, Istanbul, Rio de Janeiro, Shenzhen, Lagos, Paris, Nagoya, Lima, Chicago, Kinshasa, Tianjin, Chennai, Bengaluru, London, Saigon, Donguan, Hyderabad, Chengdu, Lahore, Jonannesburg, can be connected.
Social change including particular changes and movements, social change factors, and social change processes can be connected. Social types including industrial societies, agrarian societies, horticultural societies, and hunting and gathering societies can be connected. Social structure including community and regional structure, class structure, institutional structure, cultural structure, and anthropological structure can be connected.
Religion including religions of the world, religious organization, religious practice, and religious belief can be connected. Government including particular governments, government activity, government structure, and law can be connected. Economics including economic systems, industries, and economic activity can be connected. Education including school systems, educational organization, cultural institutions, teaching, and research can be connected. Family studies including particular families, kinship, parenting, and marriage can be connected.
Behavioral culture including cultural events, recreation and entertainment, occupations, and customs can be connected. Conceptual culture including philosophy, applied science, mathematics, literature, graphic arts, and language can be connected. Material culture including miscellaneous artifacts, communications technology, transportation technology, clothing and dress, foodstuffs, building technology, and industrial technology can be connected.
Anthropology including particular groups, human geography, human ecology, physical anthropology, demography, and social foundations can be connected.
Particular groups can be connected. Human geography including Asian geography, European geography, African geography, North American geography, South American geography, and Oceanic geography can be connected. Human ecology including human effects on the environment, relations with other life forms, and environmental effects on people can be connected. Physical anthropology including human dispersion, racial variation, and human origins can be connected. Demography including population change, population size and structure, migration, death, and birth and fertility can be connected. Social foundations including social group behavior, social group types, social control, social interaction, and social presentation can be connected.
Personal studies including biography, psychology, and the human body can be connected.
Biography can be connected. Psychology including social psychology, personality, mental disorders, developmental psychology, behavior patterns, mind, and behavioral elements can be connected. The human body including form and appearance, disease, life cycle, body functions, and body systems can be connected.
Other science including biology, earth science, astronomy, chemistry, and other physics can be connected.
Biology including biohistory, ecology, systematics, organism biology, cell biology, and molecular biology can be connected. Earth Science including geohistory, physical geography, atmospheric science, hydrospheric science, and geology can be connected. Astronomy including galactic astronomy, stellar astronomy, and local astronomy can be connected. Chemistry including chemical systems, chemical change, and chemical substances can be connected. Other physics including the structure of matter, quantum physics, electromagnetism, thermodynamics, and mechanics can be connected.
Created 4 Dec 2013 Last updated 23 Sep 2017