It’s a billboard custom-tailored to grammar buffs. “Every day we help people get back to their everyday,” proclaims the ad for Keck Medical Center of USC. In that single sentence, the copy writer does ...

The dichotomy between truth and appearance, and the devaluation of appearance, is rooted in pre-Socratic philosophy. Just as Plato leant upon Heraclitus’ flux for his conception of the sensible world ...

“There are five fundamental operations in mathematics,” the German mathematician Martin Eichler supposedly said. “Addition, subtraction, multiplication, division and modular forms.” Part of the joke, ...