A few favourite experiments that can be done at home using mostly readily available ingredients and objects. Tennis world sends outpouring of support after Monica Seles goes public with sad revelation ...

Experiment #1 – Is it an acid, base or neither? The pH scale (which ranges from 0 to 14) gives us the ability to understand how acidic (pH lower than 7) or basic (pH higher than 7) an item is. We can ...