That tastes -- sweet? Sour? No, it's definitely calcium!

Chemists in Philadelphia are reporting a discovery that could expand the palate of human tastes — sweet, sour, salty, bitter, and savory — to include a new taste sensation that they term "calcium."

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<p><a href="http://www.physorg.com/news138450742.html">That tastes -- sweet? Sour? No, it's definitely calcium!</a></p> <p>Chemists in Philadelphia are reporting a discovery that could expand the palate of human tastes — sweet, sour, salty, bitter, and savory — to include a new taste sensation that they term "calcium."</p>