We all know cacti store water—but to survive, they migrate their flowers, and so much more. Scientists want to copy the resilient plants' methods to help engineer our future.

which is certainly the largest and showiest flower of any cactus native to Arizona." The flower closes up shortly after the first of the sun's rays hit in the morning. Puente said this could be ...

The saguaro cactus, a symbol of Arizona, faces growing threats from extreme weather events. Prolonged cold temperatures, in ...