Interesting stories and news coverage mainly. The commentary on tech news is hard to beat. I also work in a minor role in a radiology IT department and some of the coverage here is very relatable.

Thanks! That's mostly me as well. The commentary here is very good generally. You've seen the bestComments section of the site before I assume? It's a good clearinghouse of HN's community: https://news.ycombinator.com/bestcomments