Skin pH is historically measured using electrodes. Learn how assessing skin symptoms and knowing your skin type provide clues ...

Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale goes from 0 to 14 with pH 7 as the neutral point. As the amount of hydrogen ions in the soil increases the ...

When an acid is added to an alkali the pH of the acid increases towards 7 and the pH of the alkali decreases towards 7.

If universal indicator is added to a solution it changes to a colour that shows the pH of the solution. Universal indicator is a mixture of a variety of other indicators and can be used to measure ...

Magnitudes are based on a logarithmic scale (base 10). What this means is that for each whole number you go up on the magnitude scale, the amplitude of the ground motion recorded by a seismograph goes ...

Plants are like that glass of tea. If the pH of your soil isn’t right for the type of plant you’re trying to grow, no matter ...

Putting that into a scale is difficult and doesn’t properly showcase just how big the universe is. However, when you start looking at a logarithmic view of the universe, it becomes easier to ...

Learn about our editorial policies In economics, the term diseconomies of scale describes the phenomenon that occurs when a firm experiences increasing marginal costs per additional unit of output.

Vultures eat carrion, feeding on recently deceased animals. By quickly consuming meat and bone fragments before they rot, vultures help prevent the growth of dangerous pathogens. Their stomachs even ...

EVER FELT THE desire to chuck your bathroom scale out the window? Waiting for those three little ... depending on their individual health and lifestyle,” says says Gabriela Rodríguez Ruiz, M.D., Ph.D.