Boston: A recent study by four scientists has revealed that Nasa’s Viking missions in 1976 could have detected life on Mars.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/nasa-robots-found-signs-life-mars-1976
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/astronomy
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nasa
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/research-agencies