NASA's Perseverance rover confirms presence of ancient lake on Mars and it may hold clues to past life 

 NASA's Perseverance rover is equipped with a radar imager, allowing researchers to create a subsurface profile of Jezero Crater to better understand its geological past.  

https://cdn.mos.cms.futurecdn.net/5sA9kTxtUYXKicqQm87uk.jpg

https://www.space.com/mars-perseverance-rover-radar-imager-ancient-lake