The world's thinnest spaghetti, about 200 times thinner than a human hair, has been created by a UCL-led research team. The spaghetti is not intended to be a new food but was created because of the wide-ranging uses that extremely thin strands of material, called nanofibers, have in medicine and industry.

Credit: Beatrice Britton / Adam Clancy
https://phys.org/news/2024-11-chemists-world-thinnest-spaghetti.html