Philips Hue Light Bulbs are LEDs that can change to any color you choose, and are controlled through smart phones and tablets through Wi-Fi. Learn more about Hue at MeetHue.com.
Philips has just released an API so that 3rd party developers can write apps that will control these light bulbs as well. There's already an app available called Ambify for iOS that will generate light shows based on the music you're listening to.
Apps for Philips’s Hue Light Bulbs (NY Times)…