This video explores how scientists define dimensions, from the familiar three dimensions of space to additional dimensions ...

The notion of dimension at first seems intuitive. Glancing out the window we might see a crow sitting atop a cramped flagpole experiencing zero dimensions, a robin on a telephone wire constrained to ...

Stuart Clark asks whether there are really just three dimensions (4 March, p 31). Weren't the three dimensions created by us as a convenient mathematical way to understand and measure spaces and to ...