Tim Kehoe spent 11 years on a mission to create bubbles that retain a rich, solid color and don't stain when they pop. The result: colored bubbles being marketed as Zubbles, due to be available in ...

Shimmering with all the colors of the rainbow, bubbles are a joy to children young and old. For inventor Tim Kehoe, however, creating a bubble with a single color that won't stain when it pops has ...

Can you patent colored bubbles? That question is pitting Crayola, which rolled out its new washable colored bubbles in February, against a small competitor that makes a product called Zubbles and ...

Toy inventor Tim Kehoe blew more than 10,000 bubbles before he perfected ­Zubbles, the nearly opaque orbs with disappearing color. Kehoe, of St. Paul, died unexpectedly on Feb. 27. He was 43. During ...

They're bubbles. And they're in color. And they wash out, rub away or plain evaporate after splattering. Describing Tim Kehoe's invention – Zubbles – is simple. The 15-year journey from concept to ...