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Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

Helldivers 2 players have created hilarious NSFW nicknames for the game's most frustrating Terminid unit. What's inspiring ...

On a shelf next to my desk, I keep the books that shaped how I think about our planet—and how I cover it as a journalist ...

From the Bermuda Triangle to Antarctica's Blood Falls, we look at mysterious sites and stories from around the world.

This lake’s beauty hides a deadly side. Learn how to explore its shores safely, including tips for visiting Sleeping Bear and Indiana Dunes.