The pH scale measures the acidity or alkalinity of a substance, ranging from 0 to 14, with values below 7 representing acidity, above 7 representing alkalinity, and 7 representing neutrality.

There’s a time for tongue-puckering lambics and Berliner Weisses, but most beer drinkers want something a little more balanced for day-to-day sipping. Thanks to the pH scale that Tuesday’s Google ...

Do spent grounds from your morning cup of joe help your plants grow? Myths and facts about using coffee grounds in the garden ...

University of Iowa neuroscientist John Wemmie, M.D., Ph.D., is interested in the effect of acid in the brain. His studies suggest that increased acidity or low pH, in the brain is linked to panic ...

Soil pH or soil reaction is an indication of the acidity or alkalinity of soil and is measured in pH units. Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale ...

The pH of a potato is around 5 to 6, or mildly acidic. However, this is unlikely to affect your health. Researchers note that potassium and other nutrients in potatoes outweigh any acidic effect on ...

What do depression, Alzheimer's disease and autism have in common? Well, according to new research, they may all be underpinned by an increasing level of acidity in our brains. Scientists have long ...