Logic gates are fundamental building blocks of digital circuits. In combination, they can be used to build large networks that performs complex operations—like your computer. But how, exactly, do they work?

You might remember Kurt Gödel. He was last seen on io9 proving the existence of God, at least in theory. Legend has it he also found an odd clause in the Constitution which proves that the United States could be legally made a dictatorship. And he told it to immigration officers.

Recently, for the first time, I realized that I was dreaming as I was having the dream. This was due to critical thinking - which usually doesn't happen in dreams. We'll look at why lucid dreaming and critical thinking might go hand in hand.

So, you've decided to be an evil puppet-master. That makes sense, you seem like the type. If you want to turn your fellow human beings into automatons following your direction, all you have to do is scoot over to a bar. Then you need to apply the Drinking Principle.

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.

It's nearly Halloween, so let's learn the rhetorical rules of a good old-fashioned witch hunt. One of the most notorious of these rules is called Morton's Fork, a paradox which has been used in everything from legal cases to strategy games.

One of the oldest logical paradoxes stems from a controversial figure in Greek history. Like most controversial figures, he was involved in a few lawsuits, and one in particular became known as The Paradox of the Court.

The Book of Bad Arguments is a great primer for anyone looking to understand logical fallacies and become a better debater. It helps that each logical fallacy is accompanied by a comic featuring funny animals.

So you think you are clever, right? Then here is your chance to pit your brain against some of the world's hardest logic puzzles ever created. After having created number puzzles like Calcudoku and Killer Sudoku for many years, I decided to try and find the most challenging ones out there. Every once in a while I…

Apple just announced a new version of its top-end music production software. It's been four years since Apple updated its professional editing suite, so there's a long list of upgrades in Logic Pro X. The improvements range from an overhauled interface to an iPad controller app to a new automatic drummer feature to…

At last logic and reason have their own spirit animal. Ravens shed light on weird reasoning, but especially on the random statements that people make on the internet.

We've known for a while that bees choose their flowers based on what they see other bees doing. This type of learning by observation is a fairly complex social behavior. So how did bees master it? Now, a group of scientists say it all comes down to how bees use logic.