Often the data did not agree with their predictions. This meant that the model had to be changed. The modern atomic model is the result of many scientists building on each other's work.

He suggested that an atom was a tiny solid ball. He published his ideas in 1803. This atomic model has changed over time. Scientists used the model to make predictions. Sometimes the results of ...

Las Vegas News Bureau photographer Don English snapped a striking image of a model wearing a mushroom cloud swimsuit who was ...