On his 65th birthday, Stephen Wolfram details how his 'now or never' thinking has made the last five years some of his most productive. Read about his projects in tech and science.| writings.stephenwolfram.com
A deep correspondence is discussed between the computational evaluation of symbolic expressions and recent results on discrete models of fundamental physics.| writings.stephenwolfram.com
Stephen Wolfram shares larger-than-life stories, research and projects of his friend Ed Fredkin. Plus, their debates over programming and physics.| writings.stephenwolfram.com