China's Mars rover discovered evidence of an ancient Red Planet beach. Here's why scientists are excited about this.

China's Zhurong rover has found evidence of an ancient shoreline buried deep beneath the planet. That could point to an ocean, a beach, and to life.

Ground-penetrating radar data obtained by China's Zhurong rover has revealed buried beneath the Martian surface evidence of what look like sandy beaches from the shoreline of a large ocean that may have existed long ago on the northern plains of Mars.