The images show giant, hot bubbles of gas ... They then cool down and sink, much like a lava lamp. Lead author Wouter Vlemmings, a professor at Chalmers University of Technology, Sweden, said ...

Get ready to turn up the glow! This year, National Lava® Lamp Day is extra special as it coincides with the 60th anniversary ...

This will be the main liquid in your lava lamp. Choose a food colouring and add a few drops to the jar, it should sink to the bottom underneath the oil. Adjust the amount based on your desired ...