We move through three dimensions. Or do we? String theorists believe our world encompasses more than three dimensions. Without experiential evidence, the mathematical theory of space and time as a ...

I have an insight. And don’t tell me someone already thought of it! No, I’m not going to Google it either. Google has taken all the joy out of insights. I’m going to enjoy my insight and ...

At moments like these we ... might lurk in the extra-dimensional wilderness. This is a frontier that we are barred from exploring directly. We are forced instead to look for the subtle imprints ...

In that sense, time exists outside physics, like the beat of a metronome outside the universe to which everything inside it plays out. Albert Einstein’s theories of relativity, developed in the ...

If a fourth dimension existed ... fabricated glass that can control the shape of the light wave. It kind of looks like an array of fiber optic cables lined up in a rectangular prism (or a box ...

Likewise, the universe bends a little from the mass of objects like the sun ... Yes, time is linked to space, and time is the ...

Greene offers up a garden hose as a good example of what the fourth dimension looks like. From far away, this garden hose may look one-dimensional to the naked eye. From a distance, we simply can’t ...