In China, a massive avalanche stunned both scientists and photographers — not just for its force, but for the mysterious light show that came with it. As millions of tons of snow and ice roared down the mountainside, witnesses saw bright blue flashes exploding through the storm of white. At first, many thought the glowing bursts were camera glitches or reflections. But when experts slowed down and analyzed the footage, they confirmed it was real. The lights were caused by triboluminescence, an e