Now imagine opening it and finding that more than a billion years of pages are missing. That mystery is called the Great Unconformity. A ...

Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that dwarfs even the Grand Canyon. Known as the King’s Trough Complex, this ...

Julian is a contributor and former staff writer at CNET. He's covered a range of topics, such as tech, crypto travel, sports and commerce. His past work has appeared at print and online publications, ...

A small mare ridge in Northeast Mare Imbrium taken by the Lunar Reconnaissance Orbiter Camera. Scientists have produced the first global map and analysis of small mare ridges (SMRs) on the moon, a ...

Rising to 8,849 meters (29,032 feet), Mount Everest—called Sagarmāthā in Nepali and Chomolungma in Tibetan—is the tallest mountain on Earth. (CREDIT: CC BY-SA 4.0) Mount Everest’s towering height ...

Researchers have uncovered more than a thousand previously unknown tectonic ridges across the Moon’s dark plains, showing the Moon is still contracting and reshaping itself. These features are among ...

Mount Everest’s towering height isn’t shaped by tectonic forces alone. Its continued growth owes a quiet debt to nearby rivers. These rivers, cutting through deep gorges, have helped lift the mountain ...