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 ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Hallucinations, convulsions, delusions, and other symptoms shed light on the brain’s obscure machinery, according to this luminous debut from neurologist Anand. Revisiting cases Continue reading » ...