“LIFE, the popular name for the activity peculiar to protoplasm…”*

*: Peter Chalmers Mitchell, “Life,” Encyclopedia Britannica, 11th ed., 1911.

Image credit: Nadya Lev, Coilhouse, 2009.

Daniel Liu, PhD

Historian of the modern life and physical sciences.

ORCID: 0000-0003-1119-1589