pattern
article

Uncoiling the spiral: Maths and hallucinations

Think drug-induced hallucinations, and the whirly, spirally, tunnel-vision-like patterns of psychedelic imagery immediately spring to mind. But it's not just hallucinogenic drugs that conjure up these geometric structures. People have reported seeing them in near-death experiences, following sensory…
unequal sign
article

The inequalities of COVID-19

The COVID-19 pandemic has amplified the differences between us. Understanding these inequalities is crucial for this and future pandemics.