See how a homemade jet engine completely transformed an ordinary backyard swing into an unforgettable engineering experiment. Follow the build, testing, and surprising results of this unique DIY ...

If you've ever looked at a desktop 3D printer and thought, "I should probably print a Dungeons & Dragons miniature," you are ...

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of the propeller, they use a large hollow motor, with the blades attached to ...