Kathleen and Curtis Gunn Gallery at the Witte Museum

Learn about the equipment used for surveying land, examine a contour model and create your own map with scientists from the Environmental and Water Resources Institute!

Discover how DNA is extracted from bacteria, uncover E coli detection in water samples and learn how to use a dissolved oxygen meter inside National Geographic’s "Monster Fish" special exhibition.

What is “river health,” and how is it measured? Join San Antonio River Authority Aquatic Biologist Adrian Reyna for Saturday with a Scientist: Monster Fish Edition.

How can you protect pollinators this fall and winter? Join Alicia Ramsey from San Antonio River Authority for Saturday with a Scientist.