This article explores how our understanding of the universe has evolved—from the scale of everyday experience down to the ...

The Irish mathematician and physicist William Rowan Hamilton, who was born 220 years ago last month, is famous for carving some mathematical graffiti into Dublin's Broome Bridge in 1843.

v. 1. The quantum theory of Planck, Einstein, Bohr, and Sommerfeld(2 v.) -- v. 2. The discovery of quantum mechanics, 1925 -- v. 3. The formulation of matrix mechanics and its modifications, 1925-1926 ...

Forbes contributors publish independent expert analyses and insights. Gil Press writes about technology, entrepreneurs and innovation. 1905 Albert Einstein explains the photoelectric effect—shining ...

Why build an industry around a scale that cuts across established verticals? This question occurred to me on a long flight to Paris, to attend the opening ceremony of the 2025 International Year of ...

Physicist Erwin Schrödinger develops “wave mechanics,” a way to describe the energies of electrons in atoms by viewing electrons as waves. Wave mechanics was soon shown to be mathematically equivalent ...