The Elektra ROV at Trondheim Maker Faire
We talk to the students behind the new ROV build from Elektra, shown for the first time in public at the Trondheim Maker Faire.
Watch: Optimus Prime Birthday Cake Actually Transforms
Watch this real cake with a 3D printed frame transform from a truck to a robot, just like Optimus Prime.
Water Rocket Launcher
Use household items to build an inexpensive water-powered rocket that can soar at 100mph.
Create a 5-Minute Foam Plate Flying Falcon
Follow these steps to turn a foam plate into a soaring falcon!
Remaking History: Willebrord Snell and Triangulation
Build the simple surveyor’s instrument that made the first accurate maps on Earth.
Solder a Simple Dark-Detecting LED Circuit
This simple circuit switches an LED on when the lights go out with just five parts — a battery, phototransistor, resistor, LED, and transistor.
How to Connect Optical Fibers to LEDs and Sensors
Skip the store-bought couplings and make these easy DIY fiber optic hookups.