But the mysterious mixture doesn’t come out green – it’s actually orange. However, once the dye sets in, the color changes to ...

As thousands head to downtown Chicago Saturday to watch the Chicago River be dyed green for St. Patrick's Day, many may be wondering what's exactly in the mysterious dye that gives the river its ...

The greening of the fountain started in the mid-1980’s, when an enthusiastic group attempted to dye the fountain water green. Appreciating the fanfare and fun symbolizing one of the biggest days ...

The river in downtown Milwaukee has been turned green — on purpose. It’s not algae but a dye that has given the Milwaukee River an eye-popping bright green hue to celebrate the Milwaukee Bucks ...

Editor's Note: Is the Chicago River still green? Take a live look at the river on St. Patrick's Day here. The Chicago River dyeing has taken place, kicking off a weekend of St. Patrick's Day ...

25 pounds of dye = one day of green water. Unfortunately, the dye that was intended to help spot pollution was an oil-based fluorescein that many environmentalists warned was actually damaging the ...