Super-egg by Piet Hein, glass vase by Holmegaard, large vase by Würtz Ceramics, small vase and sphere by Anders Arhøj, jug by Anette Friis Brahe and bonbonnieres by Ditte Fischer, Broste and Kristina Dam In the early 1960s, the Danish mathematician–turned–poet Piet Hein invented the “super-ellipse,” a precise geometrical cross between an oval and a rectangle. He applied his new mathematical formula to everything from a Swedish traffic hub to designs for tables and chairs and, in 1965, to the 1.5-inch-tall brass nugget he called the “super-egg.” The super-egg was a three-dimensional expression of the super-ellipse—an egg that could stand on its tip. At first, it was marketed as a thinking person’s drinking game. Tip the super-egg over; if it lands on its head, drink. If it lands on its side, drink. This story is from Kinfolk Issue Twenty-One Buy Now Related Stories Arts & Culture Issue 19 Going Incognito We all secretly wonder what mischief we’d make if invisible: When our identity is hidden, everything seems possible. Arts & Culture Issue 19 The Best Policy Sometimes we talk to each other without feeling heard. Honesty—a most intimate interaction—can be just as thrilling as its more devious inverse. Arts & Culture Issue 19 A Sense of Suspense With unhinged imaginations and mountains of cliff-hangers, the filmmakers behind the sci-fi podcast Limetown have all the makings of a scary story. Arts & Culture Issue 19 Like Clockwork In this new column about time, we learn how slipping off our watches makes us feel like deadline-damning renegades. Food Issue 19 My Kitchen Table: Dominique Crenn French-born chef Dominique Crenn knows how to keep a level head and relishes the nights when she gets to cook to her own soundtrack. Food Issue 19 Recipe: Chamomile Cookies When your day is filled with too much excitement, taking time to sit quietly with these calming morsels and a cup of tea could be just the antidote.