Rapa Nui, 2,200 miles west of the mainland, is as rugged as it is remote — and an exploration offers blustery hikes, volcanic ...
Bolivia's Salar de Uyuni, a vast salt flat, is celebrated as Earth's flattest natural landscape. Formed from a dried-up ancient lake, its incredibly smooth surface, often resembling a giant mirror ...
Far beneath the waters surrounding Sri Lanka lies a largely unseen frontier, a deep seabed that may contain cobalt, nickel and rare earth elements essential to modern technologies, from smartphones to ...
Scientists discovered plate anomalies in Earth's mantle using seismic wave analysis. These mysterious structures challenge tectonic theories.
The 748-foot-long sediment core contains a record of roughly the past 23 million years, including periods when the planet's surface temperature was hotter than it is today ...
The largest reptile on the planet, the saltwater crocodile, is known to spend time in the ocean. In this slideshow, you can learn more about these remarkable reptiles that surf ocean currents for ...
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