These earrings are circular disks with a hole in the shape of the Koch Snowflake, a well-known fractal. It is made by starting with an equilateral triangle and repeatedly bumping out the sides by replacing the middle third of every line segment by a triangular bump. The limiting shape has finite area but infinite perim

These earrings are a stylized version Apollonian circle packing, which starts out with four circles that all touch each other at one point. (The outer circle and three inner circles.) The rest of the ...

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These designs are made to order in North America, Europe, or (less often) China, making shipping more affordable for space fans across the pond and on the continent! 🇪🇺 🇬🇧 🇷🇺 🇺🇸  Please note that thes...

We wish the circumstances were different, but unfortunately the marketplace won’t be available in the way it existed before July 2024. We understand this

I am obsessed with this shape toy I saw in the gift shop at the Science Museum of Minnesota last week. Seen from above in the first photo, the triangle looks like a triangle. Seen obliquely, we notice...