| archeology | study of ancient cultures based on artifactes and other remains |
| anthropology | study of the physical, social, and cultural developmet and behavior of human beings |
| astrology | a pseudoscience claiming to foretell the future by a study of the stars |
| ecology | study of the relationship between organisms and their environment (home) |
| embryology | study of the formation and development of embryos |
| entomology | study of insects |
| etymology | study of the origin (true meaning) and development of words |
| geology | study of the history of the Earth, especially as recorded in rocks |
| meteorology | study of the atmosphere, especially weather and weather conditions |
| ornithology | the branch of zoology dealing with birds |
| psychology | study of mental processes and behavior |