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Tucson Bird Alliance: Himmel Park with Catherine Rosenberg

Himmel Park 1000 N. Tucson Blvd., Tucson

Dear Birders, I look forward to another birding field trip at Himmel Park, 1000 N. Tucson Blvd. on Tuesday, October 6th at 7:00 am. Himmel Park is located on the...

Free – $5

McDowell Sonoran Conservancy: Bird Walk at Pima Dynamite Trailhead

McDowell Sonoran Preserve - Pima Dynamite Trailhead 28777 N. Pima Rd., Scottsdale

Join our birding experts on this easy 2 hour walk. In addition to seeing our year-round bird residents, we may see some migrants passing through. Possible sightings include: phainopepla, American kestrel, gilded flicker, curve-billed thrasher, Abert’s towhee or various warblers. Water and restrooms available at the trailhead. Bring water and snacks for the trail. Bring...

Free

Maricopa County Parks and Recreation: Discovery Station

White Tank Mountain Regional Park 20304 W. White Tank Mountain Rd., Waddell

Join Ranger Olivia for a chance to learn the basics of the Sonoran Desert and answer any burning questions you might have at this Desert 101 Discovery Station.   This is...

Free with Park Fee

Chandler Public Library: STEAM Jr. (ages 2-5) – Fall Harvest Adventures!

Chandler Public Library - Hamilton Campus 3700 S. Arizona Ave., Chandler

Let's celebrate fall with fun hands-on activities. Young explorers will learn the science of pumpkins, make a craft, and build apples. Children ages 2 to 5 participate in fun and simple educational activities that introduce them to science, technology, engineering, art, and math. This program is designed to encourage curiosity as well as develop motor skills,...

Free

The University of Arizona: Arizona and America the Underexplored – the role of economic geology in meeting increasing mineral and metal demand

The University of Arizona, Gould-Simpson Building 1040 E. 4th St., Tucson +1 more

Presented by Simon Jowitt (Professor, University of Nevada Reno) This year's colloquium series will consist of a mixture of researchers across the University of Arizona along with visiting scientists as well! The colloquium series will be conducted in the Gould-Simpson “Fishbowl” (2nd floor) from 2-3PM on Thursdays. Watch virtually. Part of the 2025-2026 Geosciences Colloquium Series

Free

City of Chandler: So You Want to be a Scientist? Botany

Chandler Nature Center 4050 E. Chandler Heights Rd., Chandler

Do you want a career in environmental science? In each class, learn about a different field of science through hands-on activities and experiments. This class will focus on plants! Ages 9 - 11  

$9 – $17

Desert Foothills Land Trust: Foothills Speaker Series – The Story of Cacti

Holland Community Center 34250 N 60th St, Scottsdale

Cacti are a unique group of plants, covered in spines and built to survive some of the harshest conditions on Earth. Ken Sweat of Arizona State University explores the adaptations that let cacti thrive where most other plants can't, along with the diversity of form and habitat found across this large plant family. The Foothills...

Desert Foothills Land Trust: Foothills Speaker Series – The Story of Cacti

Holland Community Center 34250 N 60th St, Scottsdale

Cacti are a unique group of plants, covered in spines and built to survive some of the harshest conditions on Earth. Ken Sweat of Arizona State University explores the adaptations that let cacti thrive where most other plants can't, along with the diversity of form and habitat found across this large plant family. The Foothills...

Free

Pima County Master Naturalists: Adventures in Birding – Crows, Ravens, and Magpies

Online

Join a Pima County Conservation Lands and Resources naturalist on Zoom for a monthly exploration of birds, birding, and ornithology. As we have officially entered Spooky Season, it is a good time to look at these trio of corvids that historically have been birds of bad omen. They are not, of course, but they are...

Free