The Kosi River in the Himalayas once captured part of a tributary: the Arun River. It set off a chain of geological events that reshaped — and is still reshaping — the landscape, a new study has found.

(CNN) - One of Earth’s tallest mountains, Mount Everest, keeps growing taller. Recent GPS measurements showed that Everest was growing at a rate of about 2 millimeters per year rather than the expected 1 millimeter per year. According to new research, this extra lift results from a geological incident.

Mount Everest is Earth's tallest mountain — towering 5.5 miles above sea level — and is actually still growing.