the bubble was completely frozen,” he told Popular Science in an email. Muth also experimented with adding food dye to his bubble solution. “The red, green, yellow, and blue food coloring work ...

These frozen bubbles under Alberta's Lake Abraham might look like winter jewels, but you wouldn't want to be too close to one if it popped: the bubbles are actually frozen pockets of methane ...

Like clouds perched in the sky on a windless day, the white and billowy bubbles in the frozen blue waters of Alberta, Canada’s Abraham Lake are as picturesque as a scene on Earth can get.