The Napa Valley Museum has opened an exhibition celebrating the work of Disney Legend Mary Blair, which opened on March 21 to ...

Introduced species can wreak havoc on native ecosystems. Many states are flooding their waterways with them.

This week's question: The Sonoran desert toad, whose secretions have psychedelic properties when dried and smoked, is being hunted to near-extinction by trappers who sell the amphibians' slime to ...

Faced with a revenue shortfall heading into the legislative session, state leaders had three options to balance the budget: Reduce spending, tap reserves or restore tax revenue.

If you’re a Tucsonan of a certain age, you might have fond childhood memories of catching horned lizards out in the desert. You also might be wondering where all the horny toads have gone. You’re not ...