You know that a long time ago people believed the Earth was flat, right? Now we’re well aware that it’s more or less a sphere, and it seems ridiculous to think otherwise when there are so many hard facts proving it. But what if those people of the past were actually… right? It turns out they could be, just not in the sense we thought about it.

Our brain is a highly complex thing, and science has not yet fully explained how it works. We know, however, that it exists in 3D, meaning that we perceive objects from three different perspectives: length, width, and height. But a physicist from the University of California in Davis, James Scargill, has shared a theory that 2D universes can exist and even support life...

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