First Fridays

CHF joins over 40 Old City Philadelphia museums, galleries, and shops in hosting an open house the first Friday evening of every month. In addition to extended gallery hours, each month’s event features guest speakers and hands-on activities that bring the exhibits to life.

First Fridays are free and open to the public; no registration required!


Upcoming First Friday Events

Night at the Alchemical Laboratory

Night at the Alchemical Laboratory April 4, 2014 
Secrets revealed! Alchemy comes to life in the CHF art collection, with the help of our in-house scholars. 

Shall We Talk about the Weather?

 May 2, 2014 

Ever wonder why days with rainy forecasts turn out to be sunny? How do we respond to both daily shifts in our environment and long-term climate change?

For more information about First Fridays at CHF, call 215.925.2222 or e-mail Information on past events can be found on the pages listed below.


DuPont logo First Fridays at CHF are made possible with generous support from BNY Mellon Wealth Management and DuPont.


Sensing Change

See your environment with fresh eyes through our newest exhibit.

The Museum at CHF

The Museum at CHF

Explore the fascinating history of chemistry and the role science plays in the modern world at our museum in Philadelphia.

Support CHF

Help us preserve and share the history of chemistry and related sciences. Make a tax-deductible donation online.