The Mighty, Mighty Browser

Behold the mighty browser:

images/about_www/mighty_browser.jpg

A web browser is an extraordinarily complex piece of technology that we use every day. Amazingly, it’s also pretty dumb about some things.

When we tell a browser that we want a website or a page on a website, it sends a request through the Internet to a publicly available machine:

images/about_www/web_request.jpg

As you can see, when you ask your browser to show a site, your browser makes a request through the Internet. This request asks one particular web server for information that it has. That information might be an HTML ...

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