How Bacteria Could Help Solve Crimes, Boosting Beneficial Gut Bacteria with Coffee, and TDIH - The Underground Chicago Fright Tunnels

Today, bacteria are in the limelight as we discover how bacteria could help solve crimes and how coffee can help boost beneficial gut bacteria. On This Day in History, we go underground for the construction of the Chicago freight tunnels.
Can Bacteria Solve Crimes? The "Sexome" Could Help Catch Sexual Predators | ZME Science
Coffee Boosts Beneficial Gut Bacterium | Scientific American
Chicago's Freight Tunnels - Under Your Feet - The University of Chicago Library
Chicago's Forgotten Underground Freight Tunnels - Chicago Detours
Chicago Freight Tunnels - Atlas Obscura
Frederic Delaitre's Lost Subways / Chicago Freight Subway

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