Most of us are familiar with one of the groundbreaking scientific theories of evolution in the 1800s. In the 1830s, Charles Darwin cruised to the Galapagos Islands aboard the HMS Beagle. In the late 1850s, he published his findings in “On the Origin of Species,” and by 1870 most of the scientific world was accepting his conclusions.

Closer to home, the world of science was rocked by events that took place in Haddonfield, N.J.