Events
Greek Philosopher Democritus Questions the smallest forms of matterGreek philosopher Aristotle supports A different hypothesis, gaining more popularityAndreas Libau publishes "Alchemia", the first chemistry textRobert Boyle experiments with behaviours of gasesChemistry becomes its own major ScienceAntoine Laurent creates a naming system,
creating a baseline for other scientistsJohn Dalton suggests matter is made of elements, and defines pure substancesAntoine Laurent is executed by guillotineJ.J Thomson proposes the "raisin Bun Model" of the AtomJ.J Thomson continues Dalton's work on subatomic particlesJapanese physicist Hantaro Nagaoka refines the atomic modelErnest Rutherford wins Nobel Prize for work on radioactivityNiels Bohr wins a Nobel prize in physics for studying the atomPeriods
Stone Age ~8000 B.C.E.Copper AgeIron AgeAlchemy Periodscientific investigators become more like scientists todayErnest Rutherford carries out experiments at McGill UniversityDevelopments in oil and juicing techniques
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