Why has your idea of what the atoms looks like changed so many times?

My understanding of what atoms look like has evolved due to advancements in scientific research and technology. Early models, like Dalton's solid sphere, were simplistic and based on limited evidence, while later discoveries, such as the electron cloud model, revealed the complex behavior of subatomic particles. Innovations in imaging techniques, like scanning tunneling microscopy, have provided visual insights into atomic structures, leading to a more nuanced understanding of atomic behavior. This continuous refinement reflects the dynamic nature of scientific inquiry and the pursuit of deeper knowledge.