The atom, for all its smallness, is terribly complex. The emptiness of the universe: This is the kind of stuff that the early pioneers in quantum mechanics believed in. In the 1920’s, researchers ...

The Bohr model, introduced by Danish physicist Niels Bohr in 1913, was a key step on the journey to understand atoms. Ancient Greek thinkers already believed that matter was composed of tiny basic ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. There's an episode of Star Trek: The Next Generation in which John de ...