For years scientists have known that the deep ocean lacked oxygen in the late Permian. But most life is concentrated in shallow water, in places like reefs. In 1996 English geologists Paul Wignall ...

High Desert native, professor and high school biology teacher Audrey Longshore is on a mission to connect students with the beauty and importance of native plants of the High Desert. Longshore ...

For instance, during periods of cold, desert ... how plant life responded to past climate changes. This analysis revealed a major shift in plant biomes coinciding with the Permian-Triassic ...

Paying homage to the Saguaro cactus that lines its shores, Saguaro Lake is a hidden gem in the Sonoran desert that any visitor to the West should visit at least once in their lives. Saguaro is a ...