Science a weekly journal, is published each Friday by the American Association for the Advancement of Science at Mt. Royal & Guilford Avenues, Baltimore 2, Maryland. Founded in 1880, it has been since 1900 the official publication of the AAAS. Editorial, Advertising, and Circulation Offices, 1515 Massachusetts Avenue, N.W., Washington 5, D. C. Telephone, EXecutive 6080 or 6061. Cable address SC...

Three problems for the interaction between N bodies to which exact solutions were obtained are discussed. In the first problem, the bodies are located axisymmetrically in a plane. Possible trajectories of the bodies here are ellipses, parabolas, hyperbolas, or straight lines. Results of solving this problem are further used for solving problems about Earth’s rotation and Mercury’s perihelion. I...

Why is it that only human beings continuously perform acts of heroism? Looking back at our evolutionary history can offer us some potentially useful insight. This review highlights some of the major steps in our evolution-more specifically, the evolution of high blood pressure. When we were fish, the first kidney was developed to create a standardized internal 'milieu' preserving the primordial...

Between 2006 and 2012, a rabies control programme has been conducted in the area of Lake Turkana in northern Kenya. Spatial data obtained for this project were analysed with the aim of assessing the importance of dog home ranges with the view of possible overlapping between dog populations from adjacent localities. In contrast to our expectation of the maximum home ranges of dogs in the harsh s...

interested in the first chapter, which gives a brief overview of Soviet psychiatry up to recent times. After fighting through the endless verbiage, one might draw the conclusion that the only scientific work of any consequence done in psychiatry was before 1917. The single major exception would be A. R. Luria, who is completely ignored in the book, except for one appearance of his name in a lis...

the purpose of the present paper is to survey and analyse the concept and significance of religious tolerance and universal brotherhood in imam ali’s teachings, especially his nahj al balagha. islam admits the freedom of thought, free expression of opinions, and exercise of independent judgment in religious matters. it also acknowledges tolerance among religions, religious communities, nations ...