Light Emitting Dudes - LED Freerunning by Frank Sauer

Suited up in garb that would make the cast of TRON jealous, these acrobatic dudes add a dash of color to the already buzzing Bangkok night. 

Water Light Graffiti by Antonin Fourneau, created in the Digitalarti Artlab by Digitalarti

Digitalarti created a wall of LEDs that light up when they come in contact with water. The result is a wall that can be painted over and over using a water bottle, paintbrush, or your hands.