Pumice is a lightweight, bubble-rich rock that can float in water. It is produced when lava goes through rapid cooling and loss of gases. Large "rafts" of the volcanic rock are more likely to form ...

The Burbank Tournament of Roses Association is gearing up to bring its 2025 Rose Parade float, “Having A-Lava Fun,” to life, and progress is heating up! With its towering 23-foot volcano and ...