My plan had been to take some or all of these links and compose a cohesive entry about fonts on the web. But, we were just having some interesting discussions (internally, and with clients) about typography and fonts on the web, and it seemed timely to post these as is, rather than wait until I had time to write more:

(so, note: these are in no particular order)

Five simple steps to better typography, by Mark Boulton (via Daring Fireball).

Eric Meyer's CSS Reset Roloaded and Formal Weirdness (about form element styling).

Setting Type on the Web to a Baseline Grid, by Wilson Miner, on A List Apart.

Compose to a Vertical Rhythm, by Richard Rutter, on the 24 Ways site.

Font Rendering: Respecting The Pixel Grid and What's Wrong With Apple's Font Rendering?, by Jeff Atwood on the Coding Horror site.

Font Samples showing: Microsoft's Core Web Fonts, Common Windows Fonts, Common Mac Fonts, and Common Unix / Linux Fonts (this is a handy resource we originally linked to from our old site).