Hot on the heels of the discovery of the "one-in-a-million" shape "Einstein" in March, a new shape called "Spectre" might be the true owner of the title.

The new shape, which they called "Spectre," was discovered by tweaking an "equilateral version" of the hat, a shape that didn't initially seem to have the aperiodic tiling ability.

Read more: https://interestingengineering.com/innovation/einstein-true-aperiodic-ti...