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Wisconsin's state fossil, Calymene celebra

The Wisconsin Geological and Natural History Survey (WGNHS) has been serving Wisconsin for over 100 years. Part of the University of Wisconsin-Madison Division of Extension, we provide objective scientific information about the geology, mineral resources, and water resources of Wisconsin.

April 15, 2021, 5:01 pm

Cave Point County Park in #DoorCounty is known for its beautiful rocky shorelines and underwater caves which can be attributed to the geology of the area. These dolomite cliffs are actually the continuation of the Niagara Escarpment that begins in New York!

The park's cliffs and caves are formed ... See more

April 14, 2021, 5:01 pm

The spotlight is on Isabel P. Montañez this #WomenInSTEM Wednesday! Born in Geneva to a Swiss mother and Colombian father, today Montañez is a Distinguished Professor at UC Davis. In recent years, her work has focused on paleoclimate and geochemistry, uncovering Earth's hidden past. Additionally, ... See more

April 13, 2021, 6:00 pm

Last week, WGNHS hosted a screening of the excellent Picture A Scientist Film, and afterwards our staff held a group discussion facilitated by UW-Madison geoscience professor Dr. Erika Marín-Spiotta. We all agreed that more people need to see this documentary — and tomorrow night (April 14), you ... See more

Researchers expose longstanding discrimination against women in science.

April 13, 2021, 3:01 pm

Mud is often a hallmark of spring in Wisconsin, but did you know that geoscientists have started using ancient mud to better understand past climates?

Typically shells are used for isotope analysis to gain insight into ancient climates, but this approach fails for the early Paleozoic and older ... See more

A new study of seafloor sediments finds that the temperature record in the early Paleozoic corresponds to significant shifts in the diversity of life on Earth.

April 12, 2021, 5:01 pm

A huge thank you to those who took part in the #UWScienceExpeditions over the weekend! Participants virtually gathered to explore various scientific disciplines across campus. If you didn't get a chance to check out WGNHS' at-home groundwater model activity, head to: ... See more

April 10, 2021, 4:43 pm

UW Science Expeditions events are happening now! Be sure to check them out, and don't miss our DIY activity!

Don't miss it! The 2021 UW Science Expeditions are this weekend, April 9-11. Find WGNHS' at-home groundwater model activity here: https://wgnhs.wisc.edu/uw-science-expeditions-create-your-own-groundwater-model/

For info on all the virtual events on everything from dinosaur bones to the human ... See more


To mitigate the spread of COVID-19 our staff are working remotely until further notice. Thanks for your patience in this difficult time. Stay well. Read more...

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