On a scientific level, milk cells called lactocytes are found on small cavities in the beast called alveoli. (lovingmomentsbras.com)
In this article, his group describes an acoustofluidic rotational manipulation (ARM) method that traps bubbles in a series of small cavities inside a microfluidic device. (sciencedaily.com)
Because small cavities dominate almost all reefs, the findings are likely to apply worldwide. (sciencemag.org)