What makes baseball’s “magic mud” so special? - Ars Technica

What makes baseball’s “magic mud” so special?  Ars TechnicaThe Science That Makes Baseball Mud ‘Magical’  The New York TimesHow ‘magic mud’ gives baseball pitchers a better grip  Chemistry WorldThe secrets of baseball's magic mud: Study quantifies its properties to show it's not simply a superstition  Phys.org