Age (since the torrent was created)
h = Hours
d = Days
w = Weeks

isoHunt Rank: Based on combination of seeds/leechers, votes/comments (New!), query matching and freshness.

You can also sort each column by torrents' Age, Seeds, etc. by clicking on column headings.

Your last sorting preference will be remembered by cookie between searches.

Seeds (uploaders who have the complete file)

Leechers (uploaders who are also downloading)