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Welcome to Cool Stuff Ride Home where we have some of the more interesting, intriguing,

cool stories from around the world and history. I'm Reggie Rizzou alongside Marcus Path.

Earlier this week, we focused on the brain.

On today's episode, bacteria is in the limelight as we discover how it 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. That's all coming up on cool stuff.

Back to our friends at ZME Science.

This story comes to us, courtesy of author Mahai Andre.

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