NASA rover finds place where 'exciting' events occurred on Mars

Great floods once poured down a towering Martian mountain.

And NASA's dust-covered Curiosity rover has proof.

The car-sized NASA robot has spent much of 2024 exploring the Gediz Vallis channel, a dried-up waterway that travels down the three-mile-high Mount Sharp. Although Mars today is 1,000 times drier than the driest desert on Earth, the rover has spotted clues that long ago the Red Planet experienced momentous floods. It was a wet world.

"This was not a quiet period on Mars," Becky Williams...