The Indiana Department of Transportation is taking a high visibility approach to protecting its roadside crews through a new safety initiative dubbed Project Greenlight. By equipping highway workers ...

INDOT has begun distributing over 300 ‘guardian angel’ safety lights to road technicians to wear while working, which can be seen up to 5 miles away and are green for easy visibility.

Project Greenlight is a program to equip highway workers with "Guardian Angel safety lights" to help bring awareness to workers "in times of limited visibility." ...

Abstract: In this study, we present a development of a solar-powered Internet-of-Things (IoT) device, that incorporates both light energy harvesting and solar cell monitoring, which we demonstrate by ...