a list of recent useful things
profound thought of the day: "it is hard to be sentimental on the 101 (N)"
Ethan @ Starts With a Bang - new scibling, cosmology oriented astroblog
Celestia @ shatters.net - free 3-D space visualization tool
one of these days I'll have to play and compare it with
Partiview - from Hayden/NCSA - which has served me well in the past