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  2. Control of fire by early humans - Wikipedia

    en.wikipedia.org/wiki/Control_of_fire_by_early...

    Fire was an important factor in expanding and developing societies of early hominids. One impact fire might have had was social stratification. The power to make and wield fire may have conferred prestige and social position. [35] Fire also led to a lengthening of daytime activities, and allowed more nighttime activities. [45]

  3. Fire history - Wikipedia

    en.wikipedia.org/wiki/Fire_history

    This method can be used to date the year a fire occurred. Observing the scars establishes the timeline of a forest fire and the time between fires at a site. Surveying many trees over a large sample area provides a view to individual fire events and the overall fire regime. Not all tree species scar and show evidence of fire.

  4. Timeline of scientific discoveries - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_scientific...

    The timeline begins at the Bronze Age, as it is difficult to give even estimates for the timing of events prior to this, such as of the discovery of counting, natural numbers and arithmetic. To avoid overlap with timeline of historic inventions , the timeline does not list examples of documentation for manufactured substances and devices unless ...

  5. John Gowlett - Wikipedia

    en.wikipedia.org/wiki/John_Gowlett

    John Anthony Jamys Gowlett, FBA, FSA, FRAI, is an archaeologist.Since 2000, he has been Professor of Archaeology and Evolutionary Anthropology at the University of Liverpool.

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  7. History of chemistry - Wikipedia

    en.wikipedia.org/wiki/History_of_chemistry

    The secret of extracting and working iron was a key factor in the success of the Philistines. [ 8 ] [ 17 ] Cast iron smithing as well as the innovation of the Blast Furnace and Cupola furnace was invented in ancient China, during the Warring States period when armies sought to develop better weaponry and armor in state-armories.

  8. Timeline of events related to per- and polyfluoroalkyl ...

    en.wikipedia.org/wiki/Timeline_of_events_related...

    This timeline of events related to per- and polyfluoroalkyl substances (PFASs) includes events related to the discovery, development, manufacture, marketing, uses, concerns, litigation, regulation, and legislation, involving the human-made PFASs.

  9. Phlogiston theory - Wikipedia

    en.wikipedia.org/wiki/Phlogiston_theory

    The phlogiston theory, a superseded scientific theory, postulated the existence of a fire-like element dubbed phlogiston (/ f l ɒ ˈ dʒ ɪ s t ən, f l oʊ-,-ɒ n /) [1] [2] contained within combustible bodies and released during combustion. The name comes from the Ancient Greek φλογιστόν phlogistón (burning up), from φλόξ ...

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