Niels Bohr was one of the foremost scientists of modern physics, best known for his substantial contributions to quantum theory and his Nobel Prize-winning research on the structure of atoms. Born in ...

A nearly 400 year-old formula for pi has been spotted in a quantum-mechanics formula for the energy states of the hydrogen atom, according to researchers in the US. Derived by English mathematician ...

Newly released letters from the famed Danish physicist Niels Bohr shed light on his struggles with great English researchers over his nascent theory of the atom. The correspondence between Bohr and ...