Brass Propeller Gets Impressive Hand Trimming

Whether you’re a landlubber or an old salt, you’ve got to appreciate the effort that [The Aussie boat guy] puts into cutting an old brass propeller down into a far smaller and sleeker s…

Sailing (Directly) Into The Wind

Humans have been sailing various seas and oceans for thousands of years, and using boats for potentially even longer than that. But as a species we wouldn’t have made it very far if it was on…

Keeping The Noise Down Under The Sea

Since sound is the primary sense used by most ocean life, disruptions to the natural noise levels in the ocean from human activities can be particularly problematic for marine life. [DW Planet A] h…

Toroidal Propellers Make Drones Less Annoying

Despite being integral to aviation for more than a century, propellers have changed remarkably little since the Wright Brothers. A team at MIT’s Lincoln Lab has developed a new propeller shap…

Printed Propeller Blades Repair Indoor Flyer

Fair warning for readers with a weak stomach, the video below graphically depicts an innocent rubber band airplane being obliterated in mid-air by a smug high-tech RC helicopter. It’s a shock…

Surfboard Gets Jet Upgrades

Surfing is a fun and exciting sport but a lot of beginners can get discouraged with how little time is spent actually riding waves while learning. Not only are balance and wave selection critical s…

RC Minecraft Boat Patrols The Pool For Treasure

Looking to recreate those relaxing Minecraft fishing sessions in real life, [electrosync] recently set out to 3D print himself a blocky remote controlled boat, complete with a similarly cubic occup…