Rafael Lozano-Hemmer’s Pulse Park in Madison Square Park is still lighting up through November 17th. Smack dab in the delicious location that also houses Shake Shack, we highly recommend going to check it out. You'll encounter a small line of folks waiting to hold a heart monitor device that immediately sets off the circle of lights; each person's speed and pattern is determined by their heartbeat. Here are some photos incase you miss out. Now if only they'd get on the ice skating rink bandwagon...