In typical rollable structures, the cross-section is flat in the storage phase so that it can wrap smoothly around a central hub, and transforms into a corrugated cross-section in the deployed phase ...

Electron transport, the energy-generating process inside living cells that enables photosynthesis and respiration, is enhanced in peptides with a collapsed, folded structure. Credit: Moeen Meigooni.

The earwig’s delicate, paper-thin wings open to more than ten times their folded size, thanks to its origami-like creases. ETH ZÜRICH and Purdue University Image As the microscopic, tear-shaped ...