MANY of us would go to great lengths to avoid the dentist’s drill. Sticking a needle with a flaming plasma tip into your mouth may not at first strike you as much of an improvement on conventional dentistry. However, the plasma needle, which is cold and painless to the touch, could be just the panacea we have been waiting for.
The needle’s creator, physicist Eva Stoffels-Adamowicz, who is based at the Eindhoven University of Technology in the Netherlands, says it could also be used to painlessly remove cancerous tissue.
Stoffels-Adamowicz came up with the idea for the needle while working…
