«The light from each segment will interfere with adjacent segments, and if the segments are not aligned to better than a wavelength of light, that interference shows up like barber pole patterns,» explained Lee Feinberg, optical telescope element manager for the Webb telescope at NASA's Goddard Space Flight Center in Greenbelt, Maryland. (sciencedaily.com)
Haemonchus contortus (Barber pole worm) sucks blood from the stomach of infected animals leaving them anemic, weak, and at risk of death. (vetmed.tufts.edu)
The original barber pole pattern is supposed to depict blood and bandages, harking back to an era when barbers were also surgeons. (scientificamerican.com)