In 1847 Felix-Archimede Pouchet effectively launched the study of the physiology of cytology. Now 160 years later, the authors briefly trace the development of hormonal cytology to our present knowledge and practice. In the course of the paper the contribution of George Papanicolaou is stressed because of his monumental contribution to a major segment of medical practice of great emotive import.

Early advocates of dataflow computers predicted that the characteristics of the dataflow model of execution would provide plenty of computing power. However, a direct implementation of computers based on the dataflow model has been found to be a monumental challenge. This article presents a survey of issues and evolutionary developments in dataflow computing. The discussion includes the major p...

With the city, from its earliest emergence in the Near East between 4500 and 3100 BCE, came a wide range of new discoveries and inventions, from synthetic materials to wheeled vehicles. Through its dense population, irrigation, social continuity and physical security, emerged civil engineering, monumental construction, sculpture, mathematics, arts and law. Today, there is an enormous set of ide...

The long-lived and evergreen olive tree dominates the Mediterranean landscape, representing an agroecological cultural symbol a genetic heritage of inestimable value. Sicily, for historical, geographical, reasons, has very rich distinctive germplasm. In this work, large survey was conducted to discover, collect, characterize diversity centennial monumental trees from historical sites, such as G...