1. Research on where we look gets real 2. Your brain unscrambles words in the mirror 3. Online ostracism affects children differently from teens and adults 4. Live worm during political TV debates could be a threat to democracy 5. Psychologists destroy money for the sake of science 6. Why you should fill your rooms with rounded, curvy furniture

Using elementary techniques, a question named after the famous Russian mathematician I. M. Gelfand is answered. This concerns the leading (i.e., most significant) digit in the decimal expansion of integers 2n, 3n, . . . , 9n . The history of this question, some of which is very recent, is reviewed.

Although the geometric equality of figures has already been studied thoroughly, little work has been done about the comparison of unequal figures. We are used to compare only similar figures but would it be meaningful to compare non similar ones? In this paper we attempt to build a context where it is possible to compare even non similar figures. Adopting Klein’s view for the Euclidean Geometry...

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Your illustrations are a fingerprint of your entire research paper. It pays to learn the general principles of designing graphs and figures, which will help you present data persuasively in the smallest possible amount of space. This article describes some of the pioneering design principles of Edward Tufte and how you can use them to improve your graphics. How important are good illustrations?...