NMAH copy purchased with funds from the S. Dillon Ripley Endowment. This comprehensive scientific history presents for the first time a detailed and comprehensive study of the Bohr atom in all its ...

Niels Bohr was born and educated in Copenhagen, Denmark. He lived, worked, and died there, too. But his mark on science and history was worldwide. His professional work and personal convictions were ...

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 ...

Ever since Max Planck introduced the idea of the quantum to the world, physicists have argued about whether reality is more like sand or water. Planck’s famous 1900 discovery that energy is grainy — ...

The Theory of Spectra and Atomic Constitution: Three Essays. By Prof. Niels Bohr — The beautiful conception which inspires and co-ordinates practically the whole of modern atomic physics is the atomic ...

Niels Bohr’s towering role in the history of physics can be difficult to appreciate. Robert P Crease explains why Man of integrity In his book Niels Bohr’s Times, the physicist Abraham Pais captures a ...