Vaisheshika or Vaiśeṣika (Sanskrit: वैशेषिक) is one of the six Hindu schools of philosophy (Vedic systems) of India. Historically, it has been closely associated with the Hindu school of logic, Nyaya.
Vaisheshika espouses a form of atomism and postulates that all objects in the physical universe are reducible to a finite number of atoms. Originally proposed by the sage Kaṇāda (or Kana-bhuk, literally, atom-eater) around the 2nd century BC.
Read more about Vaisheshika: Overview, Literature of Vaisheshika, The Categories or Padārtha, Epistemology and Syllogism, The Atomic Theory, Later Developments, Views By The Vedanta School