In the nearly three decades since, the 39-year-old geologist has trekked into dozens of caves around the world: on islands in ...
We're continuing our tour of the Cascade Range volcanoes with some of the most famous: Mount St. Helens and Mount Rainier.
Six planets will line up before dawn on June 3 in what's known as a planetary parade, but the spectacle won't be as ...
...and sometimes we may forget just how incredible our home of planet Earth really is. From towering waves to supervolcanos, there is so much more to Earth than the basics we're taught in school. Get ...