title: Planet hunters seek new ways to detect alien life.
authors.forename: Alexandra
authors.initials: A
authors.lastname: Witze
mesh_terms: D001272:Atmosphere / Q000032:analysis* / Q000737:chemistry; D018559:Exobiology / Q000379:methods*; D005118:Extraterrestrial Environment / Q000737:chemistry*; D005740:Gases / Q000032:analysis* / Q000737:chemistry; D019369:Life; D016083:Planets; D014481:United States; D018557:United States National Aeronautics and Space Administration
chemical_list: D005740:Gases