This page explores the difficulties scientists encounter when explaining invisible entities like atoms versus visible objects. It covers the discovery of electrons via cathode rays and Eugene Goldstei...This page explores the difficulties scientists encounter when explaining invisible entities like atoms versus visible objects. It covers the discovery of electrons via cathode rays and Eugene Goldstein's identification of protons in cathode ray tubes. The text underscores the relationship between protons and electrons in hydrogen atoms and the importance of cumulative research in advancing scientific knowledge of atomic structures.