“You might not expect a mind-bending vortex to emerge from an old quilt. But about 100 years ago, a housewife armed with a needle and some red and white scraps of cloth crafted a unique pattern that doubles as a brain trick.”
“You might not expect a mind-bending vortex to emerge from an old quilt. But about 100 years ago, a housewife armed with a needle and some red and white scraps of cloth crafted a unique pattern that doubles as a brain trick.”