Scientists discover that fast-changing cactus flowers, not size or pollinators, are behind the rapid evolution of new cactus species.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." With an array of shapes and textures, these amazing plants have adapted to their climates by being able ...

Here's when the night-blooming cereus blooms in Texas, plus why the rare cactus only flowers for a few overnight hours ...

Behind the stillness of desert landscapes, cacti appear to be changing in unexpected ways. The cactus on your windowsill may ...

My colleague and I have published a new study of cactus flowers which may help explain the conundrum. For more than a century ...

Add Yahoo as a preferred source to see more of our stories on Google. Despite their prickly appearance, cacti make a great addition to any home and garden space. With their diverse shapes, sizes and ...

The cactus on your windowsill may grow slowly, but new research shows that cacti are surprisingly fast at creating new species. Biologists have long thought that pollinators and specialized flowers ...

That pot of star-shaped flowers you picked up at the garden store might not actually be the Christmas cactus you thought it was. Holiday cacti are well-known for their longevity, but they can be a bit ...

Did the spiky showoff with brilliant pinks, purples and reds catch your eye as it dangled from a hanging pot in the local greenhouse? If you’re the proud owner of a flowering cactus, you’ll find ...

Rather than being static and unchanging, deserts may be centres of rapid evolutionary activity, with cacti diversifying over ...