+A **filament** is a slender, thread-like structure, often elongated and delicate. These ubiquitous strands can be found at all scales, from the [cellular structure](/wiki/Cell_Structure) supporting life to the vast cosmic web connecting [galaxies](/wiki/Galaxy) across the universe.
+## See also
+- [Fiber](/wiki/Fiber)
+- [String](/wiki/String)
+- [Polymer](/wiki/Polymer)