To the best of our knowledge, we humans can only experience this world in three spatial dimensions (plus one time dimension): up and down, left and right, and forward and backward. But in two physics ...

Recent scientific discussions suggest that the fourth dimension might be concealed within our everyday perception of reality, challenging conventional views of space and time. This idea intersects ...

Mathematician Jeffrey Weeks led an introductory-level tutorial last night on a not-so-elementary concept: four-dimensional shapes. In the second talk of his three-part Norbert Wiener Lecture Series ...

It goes by many names: the hypercube, the 8-cell, or the octochoron. It is represented by many shapes; a small cube inside a larger cube, two cubes connected by a bridge, a cube with slightly skewed ...