This video is a great summary of the urgent need for master glassblowers in the scientific world as they are a key part of making equipment required for most scientific experiments. 

This is a great instructional demo on making a boro spinning tops by the very talented and experienced Suellen Fowler aka. The Queen of Colour. Suellen does a fantastic job explaining her process and is an amazing person to learn from the art from. Simple yet beautiful, Enjoy!