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Nanotube Paint Blocks Cell Phones on Demand 679

Kozar_The_Malignant writes "Newsday is reporting on a new nanotube paint that is able to block cell phone signals on demand. The nanotubes are filled with copper, suspended in paint, and can be applied to the walls and ceiling of places such as concert halls, churches, and classrooms."

A fanatic is a person who can't change his mind and won't change the subject. - Winston Churchill