If you're a nervous flier, you may want to avoid this notoriously bumpy flight route. Here's why "mountain waves" make the ...

This is how the mountains of the Himalayas in Asia were formed. The Andes are the world's longest mountain range. This causes lava to erupt out of the gap that is left. As it cools down ...

The site remained hidden in the Andes, shrouded by green mountains and clouds of mist, completely unknown to the outside world. It wasn't until Hiram Bingham III, a Yale historian and explorer ...