Uploaded December 2025 | Updated September 2026, 3 weeks ago

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We dismiss it, but the sense of smell is far more powerful than we realize, plugging directly into the ancient, emotional core of our brain. From the salmon navigating oceans to the antelope suppressing rivals with chemical warfare, Dr. Michael Studdart explores the vast, controlling role of scent in the animal kingdom, a role we might share.

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Only one scientist in thousands wins a Nobel Prize. Far fewer ever become household names. In this fascinating series, Brian Trueman looks at the work of scientists whose names are relatively unknown outside their own very specialist fields.

This film was first broadcast: 1983

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Discover the best science, technology, and engineering shows. Explore amazing experiments, groundbreaking inventions, and the secrets behind incredible builds. Ignite your curiosity!

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