Mysterious gullies on the surface of Mars, long puzzling scientists, appear to have been carved by burrowing blocks of CO₂ ...

Authorities said that Riccardo Pozzobon, a researcher from Italy who went missing after falling into a stream on Alaska’s Mendenhall Glacier and getting pushed into a 2-foot-wide hole in the ice, is ...

For years, scientists believed carbon dioxide ice might play a role in shaping Mars’ surface. However, no one had ever ...

Wiemann combines tools from chemistry, biology, and geology to explore ecological and evolutionary questions about life on ...

Mars has experienced multiple ice ages, with each one leaving less ice than the last. By studying craters that serve as “ice ...

"That would be a really cool discovery by itself," University of Iowa planetary geologist Valerie Payre said. "That would ...

Bill McKinnon shares his story of a career spent studying the geology and geophysics of icy worlds beyond our own. McKinnon, ...

Ceres and Vesta, two of the largest bodies in the asteroid belt, offer contrasting yet complementary geological records that illuminate early Solar System processes. Ceres exhibits a diverse landscape ...

Recent explorations have fundamentally reshaped our understanding of the geological evolution of both Ceres and Vesta. Ceres, the largest object in the main asteroid belt, exhibits a diverse ...

A planetary scientist shared new insights into the meteorite that crashed into a Georgia home in June. Speaking with Channel 2’s Linda Stouffer, R. Scott Harris, a planetary geologist, gave new ...

Georgia resident Sydney Bryan is lucky to be alive after a zooming meteorite — older than the Earth — just missed ripping into him when it smashed through his roof and hammered a huge dent into his ...