Groundbreaking new studies suggest the presence of a fourth dimension

We live in a three-dimensional reality. Because of that, it's pretty hard to imagine what a four-dimensional reality might be like, but that isn't stopping physicists from trying to figure it out. A pair of new research papers were just published in the journal Nature that explore the possibilities of a fourth dimension and, as difficult as any of this may be to comprehend, it seems the scientists are on to something. The papers, which focused on two very different experimental approaches to det...