Watch a seamless cycle of takeoff, underwater cruise, and skyward reemergence in this student-built hybrid drone.

Ship-Propeller News: Partners Aim To Produce 3D-Printed Propeller, Tech File: Ship Propeller Cleaning With Non-Abrasive Diver Tool, Underwater Propeller Repairs. Friday, April 5, 2024.

Interestingly, the 2-blade FDM-printed propeller ended up performing the best, while the bi-blade design (with two sets of blades positioned one after the other) performed worse — but better ...

RC Test Fight. Can a 3D Printed Propeller Handle 3 Horsepower. Posted: June 30, 2025 | Last updated: June 30, 2025. Hi, I’m Daniel Riley — a builder at heart!

Bureau Veritas (BV) said it has certified a new-generation 3D printed propeller manufactured by Naval Group for a Tripartite-class minehunter vessel. “This technology is promising and opens the ...