Sure, the physical build itself looks great, but it’s what [Michael] did with the firmware that impresses us the most. He’s using an Arduino Mega to drive the 7x7x7 cube and manages to squeeze out ...

The Rubik-cube-solving robot race continues. After the classic 3x3x3 cube and the 4x4x4 cube, here comes the Lego Mindstorms robot that can solve a 7x7x7, powered by an Android phone. We are headed to ...

The speedcubing star, who solved the 3x3x3 cube in the record-making time, also holds world records for the 4x4x4 cube, 5x5x5 cube, 6x6x6 cube and 7x7x7 cube Tracey Harrington McCoy is a celebrity ...

Don’t be fooled by its diminutive size, the world’s smallest 7x7x7 Rubik’s Cube puzzle, designed by Matt Bahner, is still a considerable challenge, even for a master cube solver. In fact it might ...