soap2day

Scientists confront on an astounding possibility: that a single ancient cataclysmic volcanic eruption 75,000 years ago blasted ash and rock across an entire continent, spewing so much sulfuric acid into the atmosphere that Earth was plunged into a global

Watch the full NOVA: Mystery of the Megavolcano movie online at no cost in high-definition (HD) quality. No downloads needed—simply click to play and experience the excitement with English subtitles included for your convenience.