Humphy Davy is one of the most renowned chemists of all time. A pioneer in using electricity to drive chemical reactions, he ...

Are your kids a little nervous for that first day back? Get them in a mellow mood with this groovy lava lamp experiment. Plus they’ll learn about the scientific properties of oil and water.

The number of bubbles in your experiment might be different, but the trend - the further away the lamp is, the fewer bubbles there are, should be the same. More oxygen bubbles are produced when ...