This article analyzes the famous tenth-century Greek alchemical codex Marcianus graecus 299, and in particular its first quire, considering the structure and significance of the manuscript as a whole.

Review of Greek Alchemy from Late Antiquity to Early Modernity. Edited by EFTHYMIOS NICOLAIDIS. Pp. 198, illus., index. Brepols: Turnhout. 2018. £72. ISBN: 978-2-503-58191-0.

This paper studies transmutation theory as found in the texts attributed to Zosimus of Panopolis,“the philosopher Synesius,” and “the philosopher Olym-piodorus of Alexandria.” It shows that transmutation theory (i.e. a theory explain-ing the complete transformation of substances) is mostly absent from the work attributed to these three authors…[Read more]

By the end of the sixteenth century, many Jesuit colleges had become centers of excellence all over Europe for such disciplines as mathematics, astronomy, hydraulics, and mechanics. Not a few members of the order provided influential contributions to science: in the case of the study of waters, the inquisitive eye of Jesuits took part in the l…[Read more]

Since its first attempts to understand natural phenomena, early modern science devoted great attention to the problematic issue of the origin of springs. This essay examines the lively debate that emerged from the studies on fresh water during the years spanning from the mid-sixteenth century to the early eighteenth. By focusing on the…[Read more]

Since the beginning of his scientific activity the physician and naturalist Antonio Vallisneri
(1661-1730) devoted many studies to the Earth sciences. In those years his interest focused
particularly on the features of mineral kingdom and its relationship with spring water. The first
observations date back to the last decade of XVII century,…[Read more]