Stop Googling. The answer is staring you right in the face—you just have to read it.

Escape the single-threaded event loop in browsers and on the server. Here's how to use worker threads and web workers for modern multithreading in JavaScript. The JavaScript language is one of the ...

Before we get into too much discussion, let’s look at a Hyperscript example that communicates the spirit of the thing: In English, it says: “When the div element is loaded, send an async request to ...