It’s no wonder that farmers with fields in the plains surrounding Stonehenge, in southern England, face late-summer mornings with dread. On any given day at the height of the growing season, as many ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fairy circles were ...

The human eye is drawn to circular patterns in nature, from crop circles in the movie Signs to the ripples in a pond. But there's another awe-inspiring, naturally-occurring, circular pattern that ...