Here is the current appearance of the feed on My Yahoo! (I have my prefs setup to show only the "last" 10 items). From the times quoted, it looks like this order is not based on any data available in the feed. Also, I tried killing and then recreating the feed, and the item list hasn't changed:

Custom avatars - New quote feature - RSS - Taking suggestions - 4 days ago
Happy Fathers Day! - one hour ago
I got stoned and I missed it - 32 minutes ago
new electrical current: not AC, not DC, this might be the big break thru - 5 days ago
**BREAKING***US Judges Rule Girls Can Marry At Age 12 - 1 day ago
I must warn the American people that their lives are in grave danger - 16 hours ago
Understanding The Programmers - 2 hours ago
Sunpar's Words - June 18, 2006 Blue Team and Red Team - It Really Doesn't Matter! - 47 minutes ago
What's a genuine HE-MAN'S beer? - 13 hours ago
Funny how Americans are willing to die for the "Jewish State" but don't give a damn about Christians being executed in China - 2 hours ago