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In the underground rivers and flooded caves of Mexico’s Yucatan Peninsula, where Mayan lore described a fantastical underworld, scientists have found...

Dark features previously proposed as evidence for significant liquid water flowing on Mars have now been identified as granular flows, where sand and...

Bringing together decades of research and mapping, the U.S. Geological Survey just released a geologic map and companion pamphlet featuring the...

Two awardees have been presented with the 2017 William T. Pecora Award for achievements in Earth remote sensing. 

Estimates of Potential Uranium in the Southern High Plains Could Equal Just Under One Year of U.S. Needs.

Monitoring our changing planet is critical to supporting a world population expected to reach eight billion by 2025. Observing the Earth from space...

A new tool that gives users the most detailed view yet of the world’s mountains is now available from the USGS. And it’s as close as your computer or...

An international team of scientists just finished probing the depths of the Pacific Ocean offshore of Alaska and British Columbia, to better...

Most Arsenic Presumed to be From Naturally Occurring Sources

Future high temperature extremes and soil moisture conditions may cause some regions to become more suitable for rainfed, or non-irrigated...