Introduction to Node.js with Ryan Dahl

libuv Cross platform asynchronous i/o

libuv architecture in detail, such as where it's actually using threads

10 Things I Regret About Node.js by Ryan Dahl

Insightful talk by the creator of Node.js about some of its limitations

Alex Russell: Learning to Love JavaScript

[1:03:25]

You Don't Know Node - ForwardJS San Francisco

Explaining Node.js internals with quizzes about V8, libuv, event loop, module, stream, and cluster