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, it was roughly ...

Niels Bohr's model of the hydrogen atom—first published 100 years ago and commemorated in a special issue of Nature—is simple, elegant, revolutionary, and wrong. Well, "wrong" isn't exactly ...

The Bohr atom is unquestionably a landmark in the history of physics. A century after its publication, it has inspired a remarkably diverse and ever-growing field of research. But to fully grasp the ...

THE beautiful conception which inspires and co-ordinates practically the whole of modern atomic physics is the atomic model of Rutherford and Bohr. Its essential feature-the nucleus-was first put ...

Vilhelm Bohr will speak in Waterloo, Ontario, on Wednesday evening about his grandfather's legacy as one of the greatest minds in history. Watch live at 7 p.m. You can save this article by registering ...

Part of Physics (Single Science) Unit 1: Atomic and nuclear physics Most of the mass and all of the positive charge of an atom is in the nucleus. Most of an atom is empty space, (a vacuum). In 1897, ...