The tomb is located central China's, Xi'an province. Charles Darwin's theory developed in A.D. 1859, in his book Origin of Species. Darwin theorized that humans evolved from a lower order of animals, such as primates. A method of dating that measures the energy given off from the breakdown of radioactive elements. This energy is trapped in pottery and given off as light.
Older objects give off more light.
Jefferson was fascinated by archaeology, especially the burial mounds that had been discovered along the eastern coast of the United States. Jefferson conducted his own excavations on some of these burial mounds and developed many of the techniques still used in modern scientific archaeological excavation . Customs or beliefs passed down from adults to children. Any element of human culture , material objects, or human practices. A scientific instrument used on excavations to measure horizontal and vertical angles and horizontal distances in order to find out changes in soil level during excavation and the distances between different points of excavation.