I am an astrophysicist, and one of the first things I learned in my studies is how light often behaves in ways that defy our intuitions.

A curious question sparked a cosmic deep dive into why light never tires—even after 25 million years on the move.

The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on ...

Learn how to add atmospheric light rays to forest scenes in Affinity Photo with our editing pro James Paterson ...