The ripples suggest that the lake was free of ice at one point.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the rover's Mastcam, which NASA's Jet Propulsion Laboratory compared to the rover's ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south ...

On July 25th, a NASA scientist was studying images of a region of Mars called "Cydonia" when something caught his eye. He had ...

NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had ...

NASA sent a valentine to space lovers on social media this week posting images of heart shapes found on Mars. The pictures ...

NASA's Curiosity rover captures stunning images of Martian twilight clouds, shimmering in red and green hues, revealing ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).