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How does a speed cube work? (Fast Rubik's Cube)
Explore the unique features of speed cubes, including magnets, tension springs, and high-speed mechanisms. This video highlights the differences between standard cubes and specialized speed cubes.
A former SpaceX engineer walked away from rockets to chase something far more impactful: a perfect coffeemaker. JC Foster left the aerospace giant to launch Puresteel, a startup building what he ...
The robot completed the puzzle in just 45.3 seconds, breaking its own record of 55 seconds made just moments earlier. By Mack DeGeurin Published Mar 12, 2026 1:04 PM EDT Add Popular Science (opens in ...
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