Strong Monsoon May Linger, Expert Says
So far, this year’s summer rains have delivered record-breaking amounts -- but will they last?
Web Feature: The Weather Man
A retired Air Force communicator keeps an eye on the sky
Tropical Plants Thrive In 'Cool' Greenhouse
Tucson Botanical Gardens showcases unique plants in controlled environment
Venus Makes Once-In-Lifetime Celestial Cameo
Dozens gather in Tucson to watch planet cross between Earth and sun
Ancient Signs of Intelligent Life
Visit some petroglyph sites in the Tucson Mountains with guide Allen Dart, the executive director of The Old Pueblo Archaeology Center.
AZ Week: Big Wildfire Year Predicted
Ongoing drought means 'we’re flammable now,' official says
Electric Cars
A closer look at Level 3 electric vehicle (EV) chargers, and the current controversy over which will become the industry standard.
Tree Rings Tell Ancient Tales
Dendrochronologists interpret environmental data from tree rings in a hidden UA lab
What's the Buzz? Backyard Beekeeping
Tucsonans see their honeymakers getting active with spring's arrival
Desert Splendor: Winter Wildflowers in Abundance
December rains, January warmth mean season arriving early and expected to be good
After The Flames, A Slow Healing
As Arizona forests rebound from recent wildfires, restoration experts plan for future flames.
The Hummingbird: A Love Story
Tiny creatures help researchers, volunteers piece together climate puzzle
The Flood After the Fire
Timing of monsoon rains can be a mixed blessing on fire-scorched terrain
A Tour of Kartchner Caverns with Gary Tenen
The cave's co-discoverer revisits Kartchner often, and finds it still amazes him 40 years later. A tireless evangelist for the cave he still refers to as "Xanadu", Gary Tenen invited Mark Duggan to accompany him on a recent trip underground.
The Archeological Treasures of Homolovi State Park
Discover a place in Northern Arizona that is sacred land to the Hopi, a budget-troubled state park, and a storehouse of ancient relics.
