light

A different kind of light

1 min read · Sat, Mar 28 2015

light lightfest-2015 laser LED electrical engineering

The discovery of the incandescent light bulb has transformed human existence. New LED technologies promise to be the next step forward.

Color-changing coatings ready for the big time

1 min read · Sat, Nov 19 2016

applied mathematics nanomaterials light electrical engineering

The dazzling colors of peacock feathers arise from the physical interaction of light with biological nanostructures. Researchers have discovered how to exploit this natural trickery known as structural coloration into a large-scale printing technology that produces lightweight and ultraresistant coatings in any color desirable.