Named as Earth but with little land, people will come to a time when there is no place to live. So what if the land and water were swapped?
11:30 am on May 29, 1953 is an unforgettable moment in the history of the world when two climbers first set foot on Mount Everest.
Hundreds of generations of ethnic Sherpa living in the highlands have experienced a genetic revolution to adapt to hypoxia.
Mount Everest formed when two giant tectonic plates of India and Eurasia collided with about 50 million years ago.