Fields of science are commonly classified along two major lines: natural sciences, the study of the natural world, and social sciences, the systematic study of human behavior and society.
Marhavi ya ntivo-vuthlarhi ma hambanisiwa hi mintlawa yimbirhi: Ntivo-ntumbuluko (Natural sciences), vu kambisisi bya mafamisele ya ntumbuluko; Ntivo-ntumbuluko (Social sciences), vukambisisi bya ma hanyele ya vanhu.