define unification and reductionism??
Unification refers to explanation of large number of phenomena by lesser and lesser number of laws of physics and finally arriving to a single law which is the underlying principle behind all phenomena that exists in nature.
Reductionism is a philosophy that tends to reduce the observation and phenomena into certain basic set of principles. Reductionism as a philosophy was instituted by Socrates who taught his students to draw conclusion based upon observation and should be guided by logic, reductionism underlies most of the scientific observations.