Why are lemons sour? Delve into the genetic explanations behind the tartness of lemons and their production of citric acid.

A new study has unveiled the genetic mechanism controlling citric acid content in jujube fruit, identifying a natural ...

True to its name, a helping of sour candy can be intensely mouth-puckering. But what exactly makes this sweet treat such a wonderfully sour experience?

But eating them alters the way our taste buds work, turning sour or acidic flavors into a sweet sensation — although the taste-changing effect lasts only about 30–60 minutes. Berries in ...

Did you ever take a swig of aspartame-sweetened diet soda and have it taste nasty? Sour, metallic, and vile, but not sweet.

The relationship between fatty acids, taste sensitivity, and metabolic disorders is an area of growing interest in nutritional science and health research. Fatty acids are essential components of ...

Sour beers are enjoyed for their complex and often tart flavors, but brewing can sometimes be long and arduous. Researchers ...

The miracle berry “rewires” the way your taste buds work, turning sour or acidic flavors into a sweet sensation. (Photo illustration: Yahoo News; photo: Getty Images) ...