HAWAII — When I was a child, I was lucky enough to witness the eruption of the Arenal Volcano in Costa Rica. It's a moment I'll never forget and a stunning reminder of the wonders of the natural world ...

This year, the Earth’s core put on a show unlike any other, with volcanic eruptions that dazzled observers from every continent. Some of these eruptions were so breathtaking they left viewers ...

Extreme drought, rather than a planetary winter, might be humanity’s biggest challenge in the years after a huge volcanic eruption 1. Global temperatures can plummet after a large eruption, if the ...