Growing fire-enabling plant material in your yard can increase the fire risk to your home. Switch them out with these ...

As jewelflowers spread into California from the desert Southwest over the past couple of million years, they settled in ...

Sand scorpions, nocturnal hunters who spend their days in burrows, also leave distinct tracks.

Charlize Theron squares off against Uma Thurman in an immortal death match that fails to take full advantage of its time.

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens ...

TUCSON, Ariz. — The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its ...

As jewelflowers spread into California from the desert Southwest over the past couple of million years, they settled in ...

As jewelflowers spread into California from the desert Southwest over the past couple of million years, they settled in ...

Desert mallow is a low-maintenance shrub with vibrant perennial flowers that withstand the heat and lure birds, like quails ...

It’s misleading because century plants, a type of agave producing brilliant yellow blooms at this time of year, don’t live for 100 years. More like 10 to 30 or perhaps 40 years, according to ...

Mycorrhizal fungi are vital to ecosystems around the world, but remain largely understudied, especially in arid regions. They ...

Had cockroaches not been able to survive for the past 300 million years, Earth would not be as healthy as it is today.