Arc is a new dialect of Lisp we're working on. You can find an early release and ask questions at arclanguage.org. The Arc community is very newbie-friendly, because all the users are newbies to some extent. To get an idea of where we eventually hope to take Arc, see Being Popular and The Hundred-Year Language.
Forum
Tutorial
Get Arc
Arc's Out
Take the Arc Challenge
First Priority: Core Language
Arc FAQ
Help Us
Design Philosophy
Why Arc Isn't Especially Object-Oriented
LFM and LFSP
Ideas People Have Sent Us
Old Arc Stuff