Granuloma annulare causes a rash that’s easily mistaken for ringworm. This rash forms a clear circle with small, firm, ...

Now, thanks to the latest advances in radio observatories, scientists are uncovering an entire "low surface brightness universe" teeming with circular curiosities, according to a team of ...

When we take a picture, they usually come out in a rectangular or square shape. None is circular, but it is possible to create circular images by using GIMP. The task is super simple, at least ...