By listening to the echoes of "marsquakes" — seismic waves rippling through Mars ' crust — researchers uncovered signs of ...

A new study posits that dark streaks originally believed to be signs of water on Mars' surface might not be that at all.

Precipitation, to be clear, includes any variant – not just water, but snow or freezing rain and other forms of water falling ...

NASA 's Curiosity rover captured this extremely wide snapshot as it traversed its extraterrestrial stomping grounds in Gale Crater this February. The agency has since converted that data into a ...

Planetary scientists concluded that dark streaks spotted on the surface of Mars didn't have anything to do with flowing water ...

Scientists have been arguing about the origin of strange streaks on Mars since the earliest missions to the Red Planet.

“There is evidence that liquid water existed in Gale Crater ... planet because of the intensity of radiation Mars has long endured, Glavin said. Curiosity won’t return to Yellowknife Bay ...

if it ever existed on Mars,” explained lead researcher Caroline Freissinet of the French National Centre for Scientific Research. Curiosity has also found evidence that liquid water was once ...

Curiosity, the rover exploring Mars since its landing in August 2012 ... measures just 6 millibar—too thin to keep water liquid. But geological formations clearly indicate that Mars once ...

These materials would suggest that Mars once included ... but liquid water. This past era on the planet now seems far more likely, thanks to Curiosity’s latest findings. Over time, however ...