How I spent my time in college studying life in the world’s most extreme environments As a child of two physicians and a grandson of a physics professor, I was “genetically” predisposed to face the ...

Mouth A of Costa Rica’s Poás Volcano continues to release gases so hot that incandescence is visible even during the day—a rare phenomenon not previously documented, according to the Volcanological ...

For hikers seeking challenging terrain, breathtaking natural beauty and a sense of adventure, there is nothing like hiking up an active volcano. Below is a selection of destinations around the world ...

This video shows the volcanic landscape of Poás Volcano, Costa Rica, where a large active crater sits beside dense green forest under thick clouds. Inside the crater is a bright green acidic lake ...