Katie Steckles and Peter Rowlett chat about some aspect of mathematics using a mathematical object as inspiration.
https://aperiodical.com/podcasts/mathematical-objects/
episode 1: Mathematical Objects: Arbelos
A conversation about mathematics inspired by an arbelos. Presented by Katie Steckles and Peter Rowlett, with special guest Catriona Agg.
Catriona mentions this proof without words, which is taken from Proof Without Words: The Area of an Arbelos by Roger B. Nelsen in Mathematics Magazine.
Arbelos by Catriona Agg