Science/Nature

Dairy Cattle Dehorning Practices

Zen Miller, the Dairy Livestock Agent for UW-Extension in Outagamie County, and Bethany Marcks, a student at UW-River Falls, discuss the results of their work to inform farmers of the choices for ridding calves of their the horns. This process is known as dehorning or disbudding.

Spread of Herbicide Resistant Weeds in Illinois

Aaron Hager, an Associate Professor in the Department of Crop Sciences at the University of Illinois, delves into the reasons that so many weeds are no longer responding to herbicides. Hager focuses on this issue in weeds around the world and in weed that are indigenous to Illinois.

Wisconsin Herbicide Resistance Update

Devin Hammer, a Graduate Research Assistant in the Department of Agronomy at UW-Madison, explores the progression over the last five years of plants that no longer respond to herbicides. Hammer explains how to identify pigweed and other herbicide resistant species and discusses current research.

Population Changes in Wisconsin Since the Recession

David Egan-Robertson, Demographer, Applied Population Laboratory, UW-Madison, explores population migration patterns in Wisconsin since 2009. Egan-Robertson provides an international perspective and uses national data to provide context for the statewide patterns.

Understanding On-Farm Food Safety

Erin Silva, Assistant Professor, Department of Plant Pathology, UW-Madison, discusses food borne illnesses and introduces good food safety practices for the farmers. Silva offers training and support to growers through UW-Extension programs.

Learning in Cranes and Humans

George Archibald, Co-Founder, International Crane Foundation, discusses the development of cranes from chicks into adults. Archibald provides a history of the International Crane Foundation and its work to repopulate endangered species of cranes.

Exploring Caves on the Moon with Laser Imaging

Andreas Velten, Assistant Scientist, Laboratory for Optical and Computational Instrumentation, UW-Madison, introduces an imaging system which sends laser pulses from a lunar satellite to the entrances of caves on the moon. Analysis of the light “echo” from the caves provides images of the interiors and helps scientists to determine which of the caves could be explored with a lunar rover.

Ockham's Razors

Elliott Sober, Professor, Department of Philosophy, UW-Madison, delves into the principle that simpler theories are better than complex theories. Sober focuses on two paradigms to determine if the simplicity of a theory is relevant to determining what the world is like.

Two Arguments for Intelligent Design

Elliott Sober, Professor, Department of Philosophy, UW-Madison, discusses the relationship between science and religion focusing on the “organismic design argument” and the “fine-tuning argument” which state that life could not have happened by a mindless process. Sober presents these theories in Bassam Shakhashiri’s Chemistry and Society class.

Silvopasture: Moving Beyond Cows in the Woods

Diane Mayerfeld, Outreach Specialist, Sustainable Agriculture, UW- Extension; Vance Haugen, Agriculture Agent/Educator, UW-Extension; Randy Mell, Natural Resources Educator, UW-Extension; Otto Wiegand, Agriculture Agent, UW-Extension; and Mark Rickenbach, Chair, Dept. of Forest & Wildlife Ecology, UW-Madison, discuss the integrated management of trees, livestock and forage.

Pages

Subscribe to RSS - Science/Nature