Wolfram 2,3 Turing Machine Research Prize : What is a Turing Machine?

What is a Turing machine -- background information for the Wolfram 2,3 Turing machine research prize
Wolfram Science -- The Official Website of Stephen Wolfram's 'A New Kind of Science' book. Free online access to the complete book.

Multiway Turing Machines—Wolfram Physics Bulletins

Is Stephen Wolfram's principle of computational equivalence simply

The Wolfram S Combinator Challenge

Practical importance of Turing machines? - Quora

Turing, von Neumann, and the computational architecture of

$25000 Controversy

Turing machine - Wikipedia

1920, 2020 and a $20,000 Prize: Announcing the S Combinator

Turing machine - Wikipedia

Multiway Turing Machines—Wolfram Physics Bulletins

What is a universal Turing machine? Can it be built using only

Wolfram 2,3 Turing Machine Research Prize: Technical Details

Wolfram's Two State Three Symbol UTM