Tensors of Rank Two in Tensor Flight Dynamics
Peter H. Zipfel

NASA’s EM Drive Thrust from the Forces of the Quantum Vacuum of Spacetime
Mohamed S. El Naschie

Studies on the Internal Ballistics of Composite Solid Rocket Propellants Incorporating Nano-Structured Catalysts
Mukesh R., Sivasubramaniyam R., Elangovan R. R., Abhinaya Sree R., Harish R., Rajashree D., Satish Kumar Kanhar

Automatic Approach and Landing Trajectory Planner for Unpowered Reusable Launch Vehicle
Fawaz F. AL-Bakri, Craig A. Kluever

Isopropanol as Fuel for Small Unmanned Aircraft
Chung-How Poh, Chung-Kiak Poh