I'm Uncle Marty, this is The 3D RadioActivity, and we are going to focus on a building block of time. In common usage, it is an interval equal to 24 hours. It also can mean the consecutive period during which the Sun is above the horizon of a location, also known as daytime. The length is usually measured from local noon to 24 hours later is called a solar day. Several … [Read more...] about All Day Music in 3D