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Robot or animal: What makes the best sniffer dog?
Despite advances in technology, we still rely on trained dogs to sniff out bombs, which is a problem because there is currently a worldwide shortage of them. Kate Murphy, a reporter for the New York Times, explains what makes dogs so uniquely suited for the job.
(Image: Lina, a dog trained for explosives detection for the Ile-de-France rail police. Credit: Getty Images)
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