Significant dates in early science [also via Robot Wisdom]. 540 bc sounds like a good year: "Xenophanes (Colophon, 570-475) can be said to have been the first to formalize the hypothetical nature of what we now know as Science, differentiating between the World and its truth (alhqeia) and Models of the World (doxa)".
Significant dates in early science [also via Robot Wisdom]. 540 bc sounds like a good year: "Xenophanes (Colophon, 570-475) can be said to have been the first to formalize the hypothetical nature of what we now know as Science, differentiating between the World and its truth (alhqeia) and Models of the World (doxa)".