Window Forms, WPF, Silverlight, ASP.Net or HTML5/CSS3

http://www.c-sharpcorner.com/Blogs/10813/future-of-windows-forms-wpf-and-Asp-Net.aspx
http://www.c-sharpcorner.com/UploadFile/mahesh/what-is-net-scope-in-future/

WPF Vs SilverLight
Look into http://www.codeproject.com/Tips/281690/Microsoft-WPF-Silverlight-Comparision