Elements S1 • E20

Why Did We Evolve to Taste Sour Flavors?





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Published on Feb 20, 2018

Scientists don’t know why we evolved to taste sour foods, but they recently figured out the mystery behind how we taste them. It’s pretty crazy.

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The Bittersweet Truth of Sweet and Bitter Taste Receptors
“The discovery of taste receptor proteins, over a decade ago, represented a major milestone in taste research. Knowledge of these receptor proteins allowed scientists to unmask key components involved in taste perception, providing a deeper understanding of this convoluted process.”

Sweet! Virtual Food Has Real Taste Now
“Nimesha Ranasinghe, a research fellow at the National University of Singapore, has been working on virtual taste for a while now. Back in 2013, he and his team created a taste simulator containing a small electrode that produced salty, sweet, bitter and sour sensations.”

This Is How We Taste Water
“Can you taste the difference between water and lemon juice? That may seem like a question with an obvious answer, but new research shows that these different liquids may stimulate the same taste buds.”


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This episode of Seeker was hosted by Trace Dominguez

Written by: Megan Bates


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