Have you ever been on a road trip and saw purple paint on trees or posts along the side of the road? Well, it turns out that purple paint actually has a very important meaning.
We have heard of various style rings that change color according to your mood, but now a CAR?!?!? Yes, the French car manufacturer Peugeot has come out with a car that changes color daily and the color is said to reflect the mood you may be in. How you ask, heat sensors in the steering wheel read the body temperature and pulse rate of the driver and changes the exterior color of the car accordingl