Twelve million years ago, a massive herd of rhinos gathered at a watering hole in what is now northeastern Nebraska. But when ...

Imagine running with a view of the Pyramids of Giza or inside the valley of a dormant volcano. The new book 100 Runs of a ...

When people think about volcanoes, they often picture places like Hawaii or Yellowstone—not Colorado. But did you know that ...

A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week ...

There are stunning black sand beaches all over the world, and almost all of them are worth a visit. In this article, we take ...

Scientists are bracing for high lava fountains in the latest episode of an ongoing eruption of Hawaii’s Kilauea volcano.

The new species belongs to a group of flatworms known as planarians, which are typically non-parasitic. The new species was found on the Leizhou Peninsula, on the southern coast of China. The research ...

When the Kīlauea Volcano erupted in May 2018, an enormous amount of ash was released into the atmosphere in a plume nearly ...

The Yellowstone region's Beartooth Mountains feature some of the most ancient rocks in North America — as old as 3.96 billion ...

The area around Kanlaon Volcano in the Philippines was still under evacuation orders from an eruption in December​.

I visited all the major US national parks and ranked them based on factors like beauty and crowd size. My favorites include ...