The patchwork of circles and squares that make up the farmlands of the American West are a familiar scene to frequent flyers. Those circles — caused by center-pivot irrigation — are a common ...

Crop circles have fascinated and perplexed people for decades, sparking debates and theories ranging from natural phenomena to extraterrestrial artistry. As new evidence and theories emerge, the ...

Another crop circle has appeared in the English countryside — and this one's clearly been made by someone, or something, that understands math. At first glance, the strange ratcheted pattern, ...

The most intricate crop circles, which have baffled experts and fuelled rumours of alien visitors, have relied upon careful planning and execution. In the past, the best crop circles have attracted ...

There’s no reason to think that crop circles are the work of aliens – particularly when human pranksters have already admitted to making them – but they’re still mysterious… not to mention a ...

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 ...