An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

Whether it's rivers cutting through earth, lava melting through rock, or water slicing through ice, channels all twist and ...

European space researchers have discovered a bizarre phenomenon on Mars: thousands of dark formations resembling giant ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

In the 19 th century, telescopes were able to see what was thought to be channels on Mars, leading to speculation that there was intelligent life on the planet, which provided rich material for ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

This screengrab made from SpaceX’s live webcast shows the Starship SN10 prototype during the second attmpted test flight of the day at SpaceX’s South Texas test facility near Boca Chica Village in ...

There is a similar debate about the origin of channels on Mars, where there were flowing rivers and active volcanoes several billion years ago. "There are these sinuous channels on the sides of ...