Tag Archives: Brian Greene

Could the Universe Have Only Two Dimensions?

It’s strange but true: Physics is now studying the universe as if it is a two-dimensional hologram. How did this come to be? And what does it mean? The 3D/2D duality is known as the holographic principle. Two decades ago American theoretical physicist Leonard Susskind described it this way: ‘In a certain sense the world […]

Three Roads to Multiverses

Last week we took a wide-lens look at the multiverse phenomenon that’s sweeping through the global physics village. Let’s look closer. South African cosmologist George Ellis says (about the simplest multiverses): The proponents are telling us we can state in broad terms what happens 1,000 times as far as our cosmic horizon, 10100 times, 101,000,000 […]

The Big Picture

Last week I described stumbling on the answer to the universal question: How did the universe begin? Knowing this leaves me conflicted. I’m in awe at its simplicity and beauty and how much it may explain. But to conceive that I have figured this out is, to say the least, presumptuous. I mean, it’s one […]