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 ...

Listen to the full series on BBC Sounds. Hans Geiger and Ernest Marsden tested the plum pudding model. They aimed beams of positively-charged particles at very thin gold foil. These particles ...

TXS-RMC is a powerful technology that clarifies the atomic-scale 3D structure of amorphous carbon. TXS-RMC facilitates deeper ...