On a family farm in Ohio, more than a million hens produce eggs that fill grocery shelves across the Midwest. Behind the scenes, farmers like Jordan and Thomas Hertzfeld are working tirelessly to keep their flocks healthy and thriving.

Now, researchers at Notre Dame are helping them do just that—developing an “electronic nose” that can detect disease before it spreads, turning science into a lifeline for farms, food systems, and families.

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