For decades, researchers in and around Yellowstone National Park have used seismic waves to map the hot mush below the Earth’s surface. Now, they're adding more to that toolkit.

Mount Everest is indeed the world's highest mountain, with its peak standing at 8,849m (that's 8.8km) above the ocean.

The summit eruption at Kīlauea volcano that began on Dec. 23, 2024 has been paused since the evening of Jan. 3, 2025.