LifeAlien hunting: how to find DNA on Mars Craig Venter's plan to sequence the Martian genome sounds ambitious but DNA may be found on the Red Planet if we know how and where to look Analysis
LifeLook for Mars life with laughing gas Traces of Martian nitrous oxide with a specific isotopic signature could be used to sniff out possible hotspots for life ¿ìè¶ÌÊÓÆµ