By Mark Boulton:
“Whitespace,” or “negative space” is the space between elements in a composition. More specifically, the space between major elements in a composition is “macro whitespace.” Micro whitespace, is—yes, you’ve guessed it—the space between smaller elements: between list items, between a caption and an image, or between words and letters. The itty-bitty stuff.
So what does whitespace do?
This vintage (2007) article explains the importance of whitespace in web design. When we read online our brains crave easy to scan text that doesn’t overload the senses. It’s a basic lesson that every instructional designer and online teacher should take to heart.