Explore the 1930 killer fog in Belgium’s Meuse Valley—one of Europe’s deadliest air pollution disasters—and what caused the tragic smog event.

Some places are more threatened by rising sea levels than others, but in the end we'll all be paying a price. Alternate titles include: "Where You Shouldn't Invest in Real Estate," "Places You Should Vacation to Before They're Gone," and "Oh Man We're In...

California is located in a hot-zone of fault lines that can rupture without warning. One of these faults, the San Andreas, is overdue for a high magnitude earthquake commonly referred to as “The Big One.” Here’s what experts say could happen when it hits...

Subduction zone earthquakes are the largest and most destructive on earth. In 2004 a 9.1 megaquake hit Sumatra off the coast of Indonesia, unleashing a massive tsunami and killing 227,898 people.

Natural disasters occur all the time, all over the world. They take lives, change landscapes, and can even take out entire cities.