CGP Grey — searchable YouTube transcripts & AI Q&A

Runway Numbers Explained

Runways are numbered based on wind direction to help pilots land safely, using a system that considers the wind rose and compass headings.

Nickels Cost More to Make Than They're Worth

The US government loses $135 million a year making nickels that are no longer useful as money.

Is The Penny *Finally* Dead?

CGP Grey explains why the US penny might be eliminated due to its high production cost.

What Are Post Codes Actually Telling You?

CGP Grey explains how postcodes work, comparing the US and UK systems, and how Ireland's system uses random codes with GPS-like precision.

Which Sidekick Notepad Is For You?

CGP Grey reviews the Sidekick Notepad family, comparing calendar, planner, and free-form options for productivity and organization.