Podcast artwork

Episode summary: Alex meets a scientist who has built a tool meant to do the impossible — measure the world’s overall happiness and sadness. Plus, Alex volunteers for a risky and strange experiment.

Listen here.

Reactions from around the web


Webmentions allow conversations across the web, based on a web standard. They are a powerful building block for the decentralized social web.

“Ordinary” comments

These are not webmentions, but ordinary old-fashioned comments left by using the form below.