The philosopher Ludwig Wittgenstein (1889-1951) was known for a stark division in his work, between an early and a late period that are sometimes treated as the works of two separate philosophers. ...
A soft and lightweight tee featuring the formal symbolism for the law of non-contradiction in propositional logic. The formula reads as "not both P and not-P". It is a foundational axiom in classi...
Inspired by Albert Camus' 1942 essay 'The Myth of Sisyphus', this poster advertises a 'Fight Night' match for, as Camus there puts it, "this confrontation between the human need and the unreasonabl...
The raven paradox notes that, at least formally, if seeing a black raven is evidence for the claim "all ravens are black", then so is any observation of anything that is neither black nor a raven. ...
(Causal) determinism is the position that everything that happens is caused by a previous state of affairs, and so knowing all there is to know about a closed system implies that you can deduce its...
In ancient Athens, the philosopher Socrates was followed by a lineage of students, and later teachers, beginning with Plato and Aristotle. In the 16th Century, the Renaissance painter Raphael depic...
In ancient Athens, the philosopher Socrates was followed by a lineage of students, and later teachers, beginning with Plato and Aristotle. In the 16th Century, the Renaissance painter Raphael depic...
In a culture of tweets, quips and oversimplification, it sometimes helps to remember that issues of a philosophical, political or social nature tend to be quite complex. Send a friendly, if snarky,...
The thought experiment called "Mary's Room", originating with Australian philosopher Frank Jackson in 1982, exemplifies the knowledge argument for the reality of the mental world. In it, Mary spend...
The names 'Alice' and 'Bob' are frequently used in a variety of academic fields when describing a hypothetical scenario. In particular, they appear in thought experiments in philosophy, physics and...
It's a phrase that is usually used in ways that make philosophers cringe. This silly shirt about the logical fallacy known as 'begging the question' is sure to get a reaction from those who know th...
The raven paradox notes that, at least formally, if seeing a black raven is evidence for the claim "all ravens are black", then so is any observation of anything that is neither black nor a raven. ...