Giant Magma Reservoir Found Beneath Yellowstone Supervolcano
Yellowstone National Park’s many geothermal features, including its estimated 10,000 hot springs and geysers, draw millions of visitors each year. There’s good reason why the approximately 8,983 square km park has such a high level of geothermal activity. You see, the park sits atop one of the world’s largest active volcanic systems. According to the […]
Ancient Zircon Reveals Age of Earth’s Crust
A tiny sliver of ancient zircon reveals the crust of our planet formed at least 4.4 billion years ago—160 million years after the birth of the solar system, according to a new study. Earth itself is believed to be about 4.5 billion years old. The researchers examined some of the oldest materials ever found on […]