Is there life on Mars? We have never discovered life on the Red Planet, but we have found lots of evidence that suggests Mars could have once supported life in its ancient past. ⁣ ⁣ There’s even a chance that Mars could harbor habitable conditions beneath its surface. NASA astrobiology expert Heather Graham explains more. ⁣ ⁣ Keep up with all of NASA’s endeavors at the Red Planet: mars.nasa.gov⁣ ⁣ #Mars #Astrobiology #Science #Space #Planets #NASA