Biologists continue to debate the genealogy of the cactus family, even differing by a factor of 10 about how many different genera there are. A study based on new genome sequences of four columnar ...

Biologists continue to debate the genealogy of the cactus family, even differing by a factor of 10 about how many different genera there are. A study based on new genome sequences of four columnar ...

Because of their great size, cardón cacti are also known as elephant cactus or Mexican giant cordon. They are certainly the most recognizable plant species of the Baja Peninsula.

The Cactus Theater was constructed as a cinema and, decades later, revamped into a concert hall. It also has housed elaborate stage productions on a number of occasions, dating back as far as ...

It's called Elephant Snot - yep, that's the brand name - and Saguaro National Park officials hope to learn by late July whether it's safe as well as effective in ...