The idea that a hidden fourth dimension could be woven into everyday reality is no longer just a science‑fiction trope.

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 ...

Try picturing a fourth dimension. Take a few steps forward. Veer left for a second dimension, then jump up for a third dimension. Then dive off into a fourth dimension, somewhere, somehow, in a ...

Theoretical physicists believe math shows the possibilities of a fourth dimension, but there’s no actual evidence—yet. Albert Einstein believed space and time made up a fourth dimension. An example ...

Here’s what you’ll learn when you read this story: Theoretical physicists believe math shows the possibilities of a fourth dimension, but there’s no actual evidence—yet. Albert Einstein believed space ...

The human imagination has been inspired for centuries by the possibility of a higher dimension. The ownership of this dimension was in the dubious hands of "charlatans, mystics, and science fiction ...

Expectant mothers should soon be able to get a sneak preview of their unborn baby with an ultrasound exam that comes with an added feature -- it can screen the fetus in four dimensions. The fourth ...

Dean Fleming, “65 Black White Red” (1965), acrylic on canvas, 65 1/2 x 99 inches (photos by Yao Zu Lu; all images © Dean Fleming, courtesy David Richard Gallery ...