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

Himba bushmen in the Namibian grasslands have long passed down legends about the region’s mysterious fairy circles: bare, reddish-hued circular patches that are also found in northwestern Australia.

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 ...

Water competition, termites and poisons have all been credited with causing the formations in an African desert’s vegetation, but researchers say a new study discounts one of them. By Rachel Nuwer The ...

Natural hydrogen from deep underground could be an important building block for the sustainable energy system of the future, but it is currently still difficult to predict where and at what depth ...

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