For regulars at Ars Technica, the forums are as much a part of the site’s identity as the articles. And where there are forums, there are flame wars. The BattleFront is infamous for its contentious ...

Yuri Arcurs peopleimages.com / Getty Images/iStockphoto When I was in college, I remember naively signing up for a course called “Introduction to Logic.” It turned out to be one of the greatest ...

Ah, nothing like a little logical paradox for Christmas. Today we will look at how to make a valid argument—that disagrees with itself and makes no sense. Dive in to the paradox of entailment. When ...

This week’s post is the first in a series that will provide you with a complete overview of LSAT content and the basic skills you will need to perform your best on it. This first installment will ...

Solutions are available by request for course instructors and the self-taught. These documents are intended for the spring 2024 version of PHI 201, Introductory Logic. However, they will be fine-tuned ...

Optional Reading. If you could use some help deciphering Lemmon's text, we suggest obtaining a copy of Paul Tomassi's Logic (which is available from most online bookstores). Course Description. An ...