Medicine & TechnologyNASA plans to bring back Martian rock samples to Earth, some scientists are concerned that it might bring germs and cause interplanetary infection. Read on to find out how scientists plan to deal with it.
NASA's Perseverance rover is getting ready to collect Martian rock samples to determine if Mars had ever hosted life in the past The sample will be packaged in a sealed tube to be sent to Earth by missions in the 2030s.