Science Jan 18 Why the volcanic eruption in Tonga was so violent, and what to expect next By Shane Cronin, The Conversation
World Jan 15 Volcano erupts in Pacific near Tonga, West Coast of U.S. under tsunami advisory An undersea volcano erupted in spectacular fashion Saturday near the Pacific nation of Tonga, sending tsunami waves crashing across the shore and people rushing to higher ground. Tsunami advisories were issued for Hawaii, Alaska and the U.S. Pacific coast. By Nick Perry, Associated Press