There’s more to spaces than the key you instinctively hit between words with one of your thumbs.

Learn more about different spaces in a text by Marcin Wichary for Smashing Magazine.

• Hair space
• Six-per-em space
• Thin space
• Normal space
• Four-per-em space
• Mathematical space
• Punctuation space
• Three-per-em space
• En space
• Ideographic space
• Em space
• Narrow no-break space
• No-break space
• Figure space
• Zero-width space
• …

Via @typewolf newsletter.