The word magic is not often used in the context of science. But in the early 1930s, scientists discovered that some atomic nuclei—the center part of atoms, which make up all matter—were more stable ...

Particle accelerator technology has crested a new wave. For the first time, scientists have shown that electrons can gain energy by surfing waves kicked up by protons shot through plasma. In the ...

In 1913, Niels Bohr suggested that electrons orbited the nucleus in different energy levels (called shells close shellAn energy level around the nucleus where electrons can be found orbiting.). This ...