Research reveals how close human vision comes to sensing the smallest possible unit of light. Here’s why that matters for perception.

Two-photon vision is a novel method with great potential for the future of ophthalmic diagnostics. Although it has many advantages, it requires improvement in key areas. International Centre for Eye ...

Photons are indeed massless, but they still travel through our universe. You can picture the fabric of the cosmos as a sort of grid — one that is four-dimensional and incorporates not only the three ...

An experiment measuring a single atom's recoil confirmed that observing a particle destroys interference, settling the ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

In a prospective imaging study of 200 adults with lung cancer, photon-counting CT reduced radiation exposure, had fewer ...