The Great Chicago Fire started on the evening of Sunday, October 8, 1871. Rumors started almost immediately that the fire was caused by Mrs. O’Leary’s cow kicking over a lantern left in […]
Witnessing the Great Chicago Fire
It’s hard to imagine experiencing the Great Chicago Fire firsthand, but many Chicagoans left incredible accounts of those three tumultuous days. In fact, Nature Museum Interpretive Programs Coordinator Marjorie Hoffman […]
Herman Silas Pepoon
Herman Silas Pepoon (1860-1941) was a physician, teacher, botanist, and naturalist with a particular focus on the plants of Illinois and the Midwest. He was born in Warren, Illinois to […]
Taking animal self portraits with Tappan Gregory
A. Tappan Gregory (1886-1961) was devoted to natural studies, but professionally followed in his father’s footsteps and became a lawyer. He received his A.B. from Yale University in 1910 and […]
Making observations with William Dreuth
Documented bird observations are incredibly useful for understanding species migration and shifts in species populations or range as well as phenology (the timing of seasonal natural events such as plants […]
Margaret Morse Nice
In honor of Women’s History Month, we’re taking a closer look at the life and work of some of the women who were important figures in the history of the […]
Anna Pedersen Kummer
In honor of Women’s History Month, we’re taking a closer look at the life and work of some of the women who were important figures in the history of the […]
Elizabeth Emerson Atwater
In honor of Women’s History Month, we’re taking a closer look at the life and work of some of the women who were important figures in the history of the […]
Welcome to Founders Week!
The Chicago Academy of Sciences was officially founded on January 13, 1857. That means we’re celebrating our 164th birthday this week! While we can’t celebrate this milestone in person with all […]
Playing Detective: Reconstructing the Beecher Manuscript Collection
In late 2019, the archive of the Chicago Academy of Sciences / Peggy Notebaert Nature Museum (CAS/PNNM) received a donation of Dr. William J. Beecher’s (1914-2002) large manuscript collection. In […]
