He has another interesting article in which he speculates how spacetime might emerge from connected nodes (graphs).<p><a href="http:&#x2F;&#x2F;blog.stephenwolfram.com&#x2F;2015&#x2F;12&#x2F;what-is-spacetime-really&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.stephenwolfram.com&#x2F;2015&#x2F;12&#x2F;what-is-spacetime-rea...</a>