Gutta-percha, a natural plastic extracted from trees in Southeast Asia, sparked a craze in Victorian England, leading to its use in everything from golf balls to ear trumpets.
Ira Baldwin became a noted agricultural bacteriologist at the University of Wisconsin and the civilian science director of the United States biological weapons research program at Camp Detrick.
Determined to anticipate possible Soviet attacks, the U.S. staged more than 200 domestic tests aimed at assessing national vulnerabilities to biological warfare.
The international race to develop biological weapons during the 20th century, the challenges scientists faced, and the moral dilemmas posed by their eventual success.