Chris McKay: Tracking Down Aliens

  • LEGO Biology
    Planetary scientist Chris McKay asks one of the most interesting questions in astrobiology: how would one know an organic relic when it appears?
  • Crossing the Treeline
    Planetary scientist Chris McKay describes one of the driest place on Earth and how one might test for the equivalent of a bacterial 'treeline', a region so harsh in the Andes Mountains where even microbes cannot thrive.
  • Search for a Second Genesis
    Chris McKay, a planetary scientist at the Ames Research Center, has long been investigating the coldest and driest places on Earth. In this part of McKay's lecture series, entitled, Drilling in Permafrost on Mars to Search for a Second Genesis of Life, he touches on