The universe may be flat, but could still be shaped like a doughnut, weird patterns in leftover light from the Big Bang suggest.
The universe might be shaped like a doughnut, not like a pancake
Our Universe Might Be Shaped Like A 'Giant Doughnut': Study - Science
SCIENTISTS Finally Discovered Our UNIVERSE Actually Looks Like A DONUT
The String Swampland and de Sitter Vacua: A Consistent Perspective
UFO'S of UAP'S, ASTRONOMIE, RUIMTEVAART, ARCHEOLOGIE, OUDHEIDKUNDE
The Universe According to Planck (The Satellite) – Of Particular Significance
UFO'S of UAP'S, ASTRONOMIE, RUIMTEVAART, ARCHEOLOGIE, OUDHEIDKUNDE
Why isn't the universe spherical rather than flat? - Quora
The universe might be shaped like a doughnut, not like a pancake
Why The Universe Probably Isn't Shaped Like A Donut