COVID-19 Information

Vaccine Policy

All visitors ages 5 and up must provide proof of vaccination when entering the Science History Institute’s building. Visitors may show their physical vaccination card or a photo of the card on their phone. Staff, fellows, library patrons, conference center attendees, and consultants must also show proof of a booster shot. Boosters are not required for museum visitors, business visitors, and contractors.

Mask Policy

Masks are required for all museum visitors and optional for all other visitors, including staff, fellows, library patrons, conference center attendees, business visitors, consultants, and contractors.

The Science History Institute’s museum is open to visitors Thursday through Saturday, 10:00 a.m. to 5:00 p.m. We encourage you to visit our Downstream exhibition, which explores more than 200 years of water analysis and protection in the United States; Water Pics, our latest outdoor exhibition; and our newly refreshed permanent galleries featuring new objects, stories, and discoveries. Admission is free and no advance tickets are required.

The Othmer Library is open to researchers by appointment only Monday through Friday from 10:00 a.m. to 4:00 p.m. Appointments must be made and confirmed 24 hours in advance. Researchers can contact library staff about virtual reference requests, research assistance, and copy services.

Our conference center is open for event rentals. You can plan your events by calling 215-629-5151 or emailing

New Distillations content is posted frequently and includes our Disappearing Spoon podcast series, a collaboration between the Science History Institute and New York Times best-selling author Sam Kean.

You can also explore our free digital content and follow us on Twitter, Facebook, and Instagram, where you’ll find engaging stories about the history of science, including links to articles, videos, podcasts, historical biographies, and our digital collections.

For more information and guidelines on COVID-19, visit the City of Philadelphia’s Coronavirus website or the CDC website.

We will revise our policies as new information and guidance becomes available.

Updated March 4, 2022