I was wondering the same thing. That doesn't seem to happen in the Lato font on Google Fonts: https://fonts.google.com/specimen/Lato?preview.text=Reaction%20to

I was wondering the same thing. That doesn't seem to happen in the Lato font on Google Fonts: https://fonts.google.com/specimen/Lato?preview.text=Reaction%20to%20Connecting%20ct%20&query=lato https://fonts.google.com/specimen/Lato?preview.text=Reaction... EDIT: It's called ligatures: https://developer.mozilla.org/en-US/docs/Web/CSS/font-variant-ligatures https://developer.mozilla.org/en-US/docs/Web/CSS/font-varian.... The CSS for headings on this site turns on some extra ligatures.