One of the hand - held pictures, «Form for Tomorrow (Red),» consisted of a single tight bundle of crudely painted, multicolored strokes set on a rosy purple ground. (nytimes.com)
When viewed through a cross-section muscle tissue is made up of lots of fibers packed together into tight bundles. (fitnessandpower.com)
A solar satellite peering under a sunspot has detected powerful flows of hot plasma, which squeeze the spot's tight bundle of magnetic fields together and explain why sunspots remain stable. (sciencemag.org)