As the ash cloud starts to slowly clear from the ongoing Tonga eruption, the aftermath of the violent explosion on Saturday morning has started to become apparent. However, the unique volcano has seemingly triggered rare and unique phenomena that raise more questions than previously thought, including record breaking shock waves, sound waves, lightning storms, tsunamis, and the mysterious sinking of the volcano itself. ThePrint’s Sandhya Ramesh explains: Brought to you by  @Kia India  ----more----Why the volcanic eruption in Tonga was so violent, and what to expect next https://theconversation.com/why-the-volcanic-eruption-in-tonga-was-so-violent-and-what-to-expect-next-175035----more----Tonga eruption: How its impact spread so widely and violently https://www.bbc.com/news/world-australia-60027360