Yellowstone is using a 53,000-pound vibrator truck to create custom-made earthquakes to study the supervolcano the park sits ...

A future eruption of the Yellowstone supervolcano or similar mega-volcano could bury large parts of the U.S. in ash, disrupt ...

Aerial drone footage shows the humpback whale (Megaptera novaeangliae) missing its iconic lobed fluke, which is responsible ...