A Möbius strip made with paper and adhesive tape. Credit: Wikimedia Commons. Imagine holding a strip of paper. You give it a half-twist and then tape its ends together. The shape you’re now holding is the ticket to a world where surfaces have only one side and boundaries blur between inside and out. This is the realm of the Möbius …
Read More »Mathematician finds brilliant solution to 50-year-old Mobius strip puzzle
