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The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...
The history of science is often seen as a linear story of progress [27] but historians have come to see the story as more complex. [28] [29] [30] Alfred Edward Taylor has characterised lean periods in the advance of scientific discovery as "periodical bankruptcies of science". [31] Science is a human activity, and scientific contributions have ...
The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
The following dates are approximations. 700 BC: Pythagoras's theorem is discovered by Baudhayana in the Hindu Shulba Sutras in Upanishadic India. [18] However, Indian mathematics, especially North Indian mathematics, generally did not have a tradition of communicating proofs, and it is not fully certain that Baudhayana or Apastamba knew of a proof.
The Scientific Revolution was a series of events that marked the emergence of modern science during the early modern period, when developments in mathematics, physics, astronomy, biology (including human anatomy) and chemistry transformed the views of society about nature.
A key concept for the study of history and public life in most societies regardless of topic, historical significance makes judgements about what is important to be remembered about the past and why, through its reflections on historical aspects to contemporary culture and society [14] including historical reputations, events, issues, [15] monuments, [16] and what is chosen to be emphasized in ...
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Part of a series on Biology Science of life Index Outline Glossary History (timeline) Key components Cell theory Ecosystem Evolution Phylogeny Properties of life Adaptation Energy processing Growth Order Regulation Reproduction Response to environment Domains and Kingdoms of life Archaea Bacteria Eukarya (Animals, Fungi, Plants, Protists) Branches Abiogenesis Aerobiology Agronomy Agrostology ...