One-third of classrooms in the state are held in portable or modular buildings, many of which are desperately in need of maintenance and energy retrofitting, and some of which are actually toxic because of the chemicals they contain.

FORBES: California To Invest $2.5 Billion To Retrofit Energy-Wasting Schools

The two institutes have developed compact and portable x-ray devices capable of analysing the structure and chemical composition of ancient bones, buildings, and art objects in a non-destructive fashion.

UNESCO: Basic Sciences