While this boat needs sunny conditions to power its motor, it's not limited by the need to refuel that reduces the range of ...

Discover the incredible capabilities of a DIY hovercraft built entirely in a garage using a Subaru engine, a cylinder grill, ...

Learn how to make a simple hand-cranked power generator from scratch using basic materials like DC motors, a wooden base, an ...

Although jet engines are theoretically quite simple devices, in reality they tread a fine line between working as intended ...