MSDN Webcast: ASP.NET 3.5 and Visual Studio 3.5 Overview
Here is the link to the slides and completed demos from todays webcast: http://cid-28c55ac7b8de9c47.skydrive.live.com/browse.aspx/Webcast%20Resources/ASP.NET%20Overview
If you missed it and want to watch it On Demand, go here: http://msevents.microsoft.com/CUI/WebCastEventDetails.aspx?culture=en-US&EventID=1032400005
Please feel free to email me with any questions!
Resources for ASP.NET:
http://www.asp.net/ajax for ASP.NET Ajax
http://www.asp.net/mvc ASP.NET MVC, a Model View Controller framework as an alternative to classic Web Forms applications