Spiral arm formation in galaxies involves differential rotation, where inner objects orbit faster than outer objects, creating a spiral pattern over time. While differential rotation contributes, the ...

The seeds of a sunflower, the spines of a cactus, and the bracts of a pinecone all form whirling spiral patterns. Remarkable for their regularity and beauty, these natural structures also show some ...

Washington is full of beauty — summits, mountain lakes, shrub-steppe, coulees, the Salish Sea, the Pacific Ocean and forests — that beckons us outdoors. Along with this pronounced beauty comes a ...

The spiral pattern of an Aloe polyphylla plant at the University of California Botanical Garden. Stan Shebs via Wikicommons under CC BY-SA 3.0 To the untrained eye, plants may appear to grow rather ...

Map of material distribution in the disk around protostar G358-MM1. The white “+” marks the location of the protostar. The contour lines indicate signal strength. The colors represent the ...

Researchers have developed a technique to accurately measure the winding arms of spiral galaxies that is so easy, virtually anyone can participate. This new and simple method is currently being ...