Acclaimed author Michael Lewis discusses his time with Sam Bankman-Fried.

Emily Kwong and Regina Barber of NPR's Short Wave talk about a comet visiting from interstellar space, caterpillars that eat and break down plastic, and how animals' sense of smell varies by altitude.

Our headline show at the Crossed Wires Festival in Sheffield was so much fun that we just had to share a selection of our favourite moments. Expect William’s diary, a message from the festival’s ...