Patterns in nature can be seen every day, yet in many cases, little is understood about how and why they form. Now University of Arizona mathematicians have found a way to predict natural patterns, ...

THE spiral patterns of growth seen in many plants, such as cacti and sunflowers, follow a precise mathematical sequence, but just why they do has always been a mystery. Now the problem has been solved ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Cacti are a fun addition to any houseplant collection! They vary in size, shape and bloom time, so they ...

With our long, hot summers and drought seemingly becoming the norm, many home gardeners are on the lookout for water-efficient plants. Although often overlooked, the cacti found in North and South ...