Thríhnúkagígur is a volcano near Reykjavík in Iceland with an empty magma chamber decorated with vivid colors that scientists ...

Since then, Yellowstone has seen two more major volcanic eruptions and many smaller ones—earning the name “supervolcano.” The ...

There are many more styles on the market, including some with unique features. Here’s a look at some of the best lava lamps ...

Fossils discovered here include ancient horses, camels, and rhinoceroses that once lived in Oregon. The air is remarkably ...