Samuel Elmore first saw a lava lamp when he was about 12 or 13 years old and walking through a shopping mall in Peterborough, ...

This simple yet hypnotic lamp came from pretty humble origins. Inventor Edward Craven Walker came up with the idea after spotting a handmade egg timer that used heated wax in a cocktail shaker.

This simple yet hypnotic lamp came from pretty humble origins. Inventor Edward Craven Walker came up with the idea after spotting a handmade egg timer that used heated wax in a cocktail shaker.

My then business partner and I approached the inventor, Edward Craven Walker, and asked if we could buy the formula to make our own lamps. He said: 'Why don't you come and take over the business ...