Errata: at 7:23 I say “equilateral” triangle when I really just meant “right” triangle. (Also isosceles.)
The Biggest Ideas in the Universe is a series of videos where I talk informally about some of the fundamental concepts that help us understand our natural world. Exceedingly casual, not overly polished, and meant for absolutely everybody.
This is the first Q&A video, following the idea “Conservation” discussed here:
My web page:
My YouTube channel:
The Biggest Ideas playlist:
Blog posts for the series: