Still have old toys from the 1980s? You could be sitting on a small fortune. Here are 10 valuable vintage toys, from Optimus ...

Smartprint Cube Reboot is the main puzzle that you can find while exploring Lahai-Roi in Wuthering Waves, and here's how you ...

If you’re looking for hints and answers for Friday, December 19, 2025 with the theme “On the chopping block,” read on.

Shop unique gifts and explore mind-bending exhibits! Enjoy a holiday gift card boost & experience a festive twist on ...

Mathematicians present the Nopertedro: a Rupert property solid that broke an old myth by preventing one copy from passing ...

TNoodle is the official scrambling program used by the World Cube Association (the "WCA") in official Rubik's Cube Speedsolving Competitions. This project provides a Command Line Interface (CLI) for ...

If you suspend a Rubik’s Cube near the corner of a room and shine lights at its exposed faces, it will cast square shadows on two walls and the floor. A real-world Rubik’s Cube has a gadget at its ...

An optical illusion is a type of visual puzzle in which these puzzles create a misleading to our brain amd make miss leading to our brains's interpretations in the wrong way and mislead the ra;tuy of ...

In 1974, a Hungarian professor of architecture named Ernő Rubik cobbled together a cube made from wood and paper, held by rubber bands, glue, and paper clips. A few years later, he applied for a ...

An engineer noted for his ability to visualize three-dimensional structure was having coffee and doughnuts. Before he dropped a sugar cube into his cup, he placed the cube on the table and thought, ...

NPR's Ailsa Chang talks with Matthew Petrohay about his team's undergraduate project at Purdue University. They built a robot that set a new world record for shortest time to solve a Rubik's cube.