The incredible variety of landscapes on Earth has kept explorers busy for centuries. Even now that virtually all of the land has been mapped, the most extreme locations on the planet—highest, lowest, ...

Mount Everest, known as Sagarmatha in Nepal and Qomolangma in Tibet, has long been a target for thrill seekers, climbers, and adventurers. Climbing Earth’s tallest mountain can be a dangerous ...

Thousands of mountaineers have conquered Everest. But how many have climbed into the thermosphere to summit a peak of raw, incandescent light? Alpinists wishing to challenge the laws of physics will ...

Erosion caused by glaciation during ice ages can, in the right circumstances, wear down mountains faster than plate tectonics can build them, groundbreaking new research has shown. Ground-breaking new ...

Deep beneath the surface of Earth lies an entire landscape of mountains possibly rougher and taller than any on the surface. So say Princeton geophysicists Jessica Irving and Wenbo Wu, who published a ...

Scientists have discovered two enormous structures deep inside Earth whose sizes are forcing scientists to rethink the way they see the inside of their planet, at the boundary between Earth's core and ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. About halfway between your feet and the center of Earth, two continent-size mountains of hot, ...

A research team has mapped the temperature and viscosity of earth's lower crust for the first time. Everything on the surface of the Earth rests on massive tectonic plates that resemble a jelly ...