Probiotics are live bacteria and yeasts that are good for health, especially in the digestive

Water removes the dirt, debris or bacteria on a wound.

Smartphone batteries charge when a current passes through them. Greater current and higher voltages charge

If a car runs out of coolant (the blue or green liquid that is added

There are several reasons why laptops crash.

Earthquakes occur on fault lines.

An individual’s voice depends on the shape and size of their vocal cords and body,

A food allergy is an abnormal behaviour of the body’s immune system after one eats

A lot of organs in the body change with age. Obvious changes can be seen

The water inside clay pots gets cold because of the evaporation process. Clay is porous,