Researchers have shown a way to 3D print horizontal FFF overhangs without supports.
toolpath
Stratasys–Novineer Partnership Brings Toolpath-Aware Generative Optimization to GrabCAD
Stratasys announced a very interesting partnership with Novineer.
Graph Theory Applied to 3D Printing: New Research Enhances Toolpath Optimization
Continuous carbon fiber 3D printing may become a lot more powerful if new research is adopted by industry.
New Study Simulates 3D Printing with UAV Swarms
A new research paper explores the concept of 3D printing using UAVs.