A new sound-based laser could measure gravity with unprecedented precision and reshape navigation technology.

Charles H. Bennett and Gilles Brassard on the collaboration that led them to the 2025 ACM A.M. Turing Award.

Try to focus on one thing, and your eyes will keep moving around very slightly, even if you think you're holding them still.

Researchers led by Dr. Changmin Ahn and Prof. Jungwon Kim at KAIST, in collaboration with Prof. Hansuek Lee, have demonstrated a chip-scale photonic approach for generating ultralow-noise and highly ...

In a major breakthrough, scientists have experimentally confirmed a universal growth law in two dimensions using a quantum ...

In the increasingly digital world, the demand for faster, more efficient and miniaturized optical devices is ever-growing. From high-speed internet and secure quantum communications to advanced ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

Advanced mirror technology can reduce the intensity of artefacts in the output of high-power laser systems by a factor of 10,000, enabling significantly greater control in the development of ...

Geometric optics explains how light behaves when it reflects, refracts, and forms images through lenses and mirrors. From total internal reflection in fiber optics to the sparkle of rainbows, these ...

A key function of any introduction is to present your argument in such a way that your audience can enter the conversation and properly engage with your paper. Key questions to think about as you ...

Highly ranked nationally and internationally, CU Boulder’s Department of Physics is an ideal next step in your academic career. We offer a top-notch education and unbeatable research opportunities for ...

Apr. 15, 2026 In a major breakthrough, scientists have observed electrons in graphene flowing like a nearly frictionless liquid, defying a core law of physics. This exotic quantum state not only ...