The Visual Studio Blog is the official source of product insight from the Visual Studio Engineering Team:
Visual Studio Toolbox focuses on tooling both in and outside of Visual Studio:
The Morning Brew is a daily .NET software development link blog published by Chris Alcock:
DotNetKicks is a hand-picked round up of the best .NET articles every day:
Morning Dew is daily links for Windows and .NET developers by Alvin Ashcraft:
Let us know if you can recommend other useful Visual Studio news sources!