This 'solar system' model of the atom is the way that most people think about atoms today. It is known as the Rutherford-Bohr model of atomic structure. The neutron was difficult to discover ...

Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from a very strange experience. Everyone at that time imagined the atom as a "plum pudding." That is ...

Save guides, add subjects and pick up where you left off with your BBC account. Hans Geiger and Ernest Marsden tested the plum pudding model. They aimed beams of positively-charged particles at ...

Scientists at Columbia Engineering have created a machine learning algorithm that can observe the pattern produced by ...

Many atomic nuclei have a magnetic field similar to that of Earth. However, directly at the surface of a heavy nucleus such ...

Stretch a chain of just a few atoms by a fraction of a nanometer, and the flow of electrons can change dramatically, shifting a structure ... Advanced Science ("Atomic-Level Strain Sensing and ...

Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from a very strange experience. Everyone at that time imagined the atom as a "plum pudding." That is ...