From the Materials Research Society:

Sucker Rings of Squid Tentacles--The individual toothed sucker rings of squid tentacles (highlighted in red) provide additional gripping power during prey capture and handling. These rings comprise a nanoscale network of parallel tubular elements, as shown in the background image which significantly alter the macromechanical properties of the resulting structure.

In other news, I presume you all saw this notice about the beloved but silly rule, i before e except after c. Don't be misled: The puny media report belies just how fired up people can get about little jingles that guide good spelling, to say nothing of good spelling itself.

AuthorDavid Wolman