As reports of increasing numbers of snowy owl sightings emerged across Pennsylvania and other northern states in the winter of 2013–14, a team of researchers gathered to learn more about these […]

NEW DATE: THURSDAY, FEBRUARY 13 This winter excursion, led by former Renfrew Institute staff member and naturalist, Lori Schlosser, is for participants aged 15 and up. The activity is free […]

Dr. Lawrence Marschall, Professor of Physics Emeritus, Gettysburg College, discusses what astronomical conditions can affect the climate of a planet. He asks, “How do we know that current climate change […]

Presented by Roger Swartz, Author, Educator & Historian and Deborah ‘Turtle’ Swartz, Native American Living Historian & Authority An illustrated overview of the history and way of life of Pennsylvania’s […]

The safety and health of our community are of utmost importance to us. This program has been postponed. The new date is yet to be determined and will be posted here when confirmed.  Presented by Andre Weltman, Chairman, Friends of Pine Grove Furnace State Park. Andre Weltman will discuss the impact of the iron industry—in […]

To celebrate 25 years of the Institute at Renfrew’s spring kite fly event, kite masters George and Sam Adams will present a program on kite power. Learn how kites have been used historically—not just for recreation, but to move machines and generate electricity. The Adams brothers will then help guests build their own kite from […]

Raised hands with trash and recycle sign, vector illustration Co-sponsored by Antietam Watershed Association and The Institute at Renfrew. Still confused about what’s recyclable and what isn’t? Local experts address the status of recycling in the Waynesboro area and Franklin County. Panelists include: Washington Township Manager, Jeff Geesaman; Waynesboro Boro Manager, Jason Stains; Franklin County […]