Adult coloring books is the hottest new segment in publishing and for the most part, sales are so robust that they are outselling novels. The main problem with this genre is that they are primarily ...

PHILADELPHIA (CBS) -- If you like to be creative, but don't consider yourself an artist there's a hobby that might be just right for you. Adult coloring has become extremely popular in recent months.

When Penguin Random House announced recently that it had acquired world rights to the next two adult coloring books from Johanna Basford, the so-called queen of coloring, it was just the latest sign ...