title: What is life--and how do we search for it in other worlds?
authors.affiliation: NASA Ames Research Center, USA. cmckay@mail.arc.nasa.gov
authors.forename: Chris P
authors.initials: CP
authors.lastname: McKay
mesh_terms: D044822:Biodiversity; D001695:Biology; D018534:Earth, Planet; D018559:Exobiology / Q000379:methods*; D005118:Extraterrestrial Environment; D018538:Jupiter; D019369:Life; D018535:Mars; D000069497:Origin of Life