AJAX: what's a session?
Good question, and a good start at an answer.

Groopman: Beware of Stem Cell Theology
A good survey of some important differences between Christianity, Judiasm, and Islam on this issue.

Missing white female alert
It's all about the Benjamins.

Grass: The Gravest Generation
Some lessons here for America as well.

Moyer: Massive Data Aggregation with Perl
What Fred did on his summer vacation.