For over a century, scientists have suspected there could be a hidden planet lurking far beyond Neptune—massive enough to ...

Cartographers rely on the authority of maps to communicate locations, guide navigation at sea, and shape people’s perceptions ...

New Antarctica map reveals a landscape of hidden valleys and channels beneath ice, improving sea-level rise and ice flow ...

With a synchronized tap from run-of-the-mill hammers on metal plates resting on the ground, researchers kneeling in nine fields across four continents believe they’ve hit upon more than just the earth ...

A groundbreaking study has unveiled Antarctica's hidden, rugged topography beneath its ice sheet, revealing mountains, ...

ESA's first mission to another world, the Mars Express orbiter, began circling the Red Planet on June 2, 2003. Ever since, ...

Three billion years ago, you could have stood on Mars and watched a river spill into a sea. That picture is still speculative ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Explore Arizona’s most remote and otherworldly spots, from sweeping deserts to hidden canyons, where adventure and solitude ...

The history of the planet and the civilizations that have lived on it are among life’s greatest mysteries.People have roamed ...

A rare triple conjunction of the Moon, Saturn, and Neptune will be visible tonight, January 23, 2026. Learn the best time to ...