A computer science professor from Sweden has discovered an arbitrary code execution vulnerability in the Universal Turing Machine, one of the earliest computer designs in history. Pontus Johnson, a ...

The original version of this story appeared in Quanta Magazine. Imagine that someone gives you a list of five numbers: 1, 6, 21, 107, and—wait for it—47,176,870. Can you guess what comes next? If ...

A 20-year-old UK undergrad proved it:<BR><BR>http://www.wolframscience.com/prizes/tm23/solved.html<BR><BR>http://blog.wolfram.com/2007/10/the_prize_is_won_the ...

One of the things we love best about the articles we publish on Hackaday is the dynamic that can develop between the hacker and the readers. At its best, the comment section of an article can be a ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Long ReadThe British mathematician, whose fate was both exceptional and tragic, is considered a founding figure for the idea of artificial intelligence. His story, long overlooked, continues to be ...

In computer science and blockchain technology, the term “Turing completeness” describes a system’s ability to carry out any computation that a Turing machine is capable of. A Turing machine is a ...