The Tonga eruption in January 2022 was the most powerful volcanic explosion of the 21st century so far, sending ash 36 miles into the sky and creating tsunamis up to 65 feet high. The eruption was so strong that it caused a sonic boom that traveled around the world twice and triggered nearly 400,000 lightning strikes in just a few hours. Scientists continue to monitor Tonga, but they believe another major eruption in the near future is unlikely. Science Kids: Biggest and Loudest Volcanic Eruptions part 5