A peculiar pyramidal shape, devised by mathematicians, always comes to rest on its base, slowly and uncannily righting itself ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of ...

From four-dimensional hexagons to the mind-bending amplituhedron, geometrical shapes are wilder than we learn at school - and ...

This example stores a list of books. When a user clicks the Show Duplicate Books action, a popup dialog displays a list of duplicated books and their copy counts. This list is shown with a detail view ...

The fact is, no one knows where this war ends. Overnight, the United States entered the conflict, bombing a series of targets ...