To illustrate the Pythagorean Theorem, makers of geometric models have long made models with pieces that could be arranged either as a square with a side equal to the length of the hypotenuse of a ...

THIS is a really capital book for students of what may be called scholarship standard. It contains, among other things, sections on similarity, transversals, vector geometry, inversion, and coaxal ...

THE readers of NATURE are so well acquainted with the genesis and growth of the Association whose syllabus has recently been given to the public, that we are relieved from all necessity of explaining ...

In 2012, John Collins’ paper plane ‘Suzanne’ was thrown by football player Joe Ayoob. The plane flew a distance of 226 feet and 10 inches, which led to John being declared a Guinness World Record ...