Although not new, they are to me;
- The CADsmart Blog - The CAD & BIM Skills software company on CAD, BIM.
- Rockmaster's CAD Resources - Jason Foster - What it says, and more!
- [n]Codon - Bojana Vuksanovic, Peter Guthrie & Pierre Forissier share amazing modelling ideas (based on Rhino).
- Urbanity - Architectural projects