This sand dune, known as Dingo Gap, was crossed by Mars Curiosity in 2014. This image has been slightly 'white balanced' as opposed to being shown in true color, which enables the differences in the ...

(CNN) — With its iconic rusty hue, Mars has long been called the red planet. Now, scientists may have discovered the potential source of that distinctive coloring, overturning a popular theory in the ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. New research published in Science Advances describes complex ...

Centimeter-size pectinate-branching and parallel-aligned filaments composed of red hematite, some with twists, tubes and different kinds of hematite spheroids, are seen in the Nuvvuagittuq ...

How did rocks rust on Earth and turn red? A new study has shed new light on the important phenomenon and will help address questions about the Late Triassic climate more than 200 million years ago, ...

OMEGA is traveling past the Moon and setting its sights on Mars in its newest Speedmaster release. Developed in partnership with the European Space Agency (ESA), the OMEGA Speedmaster X-33 Marstimer ...