Image Credit: YouTube / NASA / Daniel Lopez This remarkable footage shows a seemingly enormous Moon disappearing rapidly beneath the horizon. The otherworldly sequence...
A volcanologist tackles that and other burning questions about the Hawaii volcano Cracks open in the ground. Lava creeps across roads, swallowing cars and...
The supervolcano beneath Yellowstone National Park is much, much larger than was previously believed. A new study shows the volcano’s magma chamber about 2.5...