SciShow

Astrobiology & the Search for Alien Life (2012x164)

Ημερομηνία προβολής: Οκτ 30, 2012

Hank talks about astrobiology - the study of and search for life in the universe off Earth. Right now, the field has more questions than answers, but all they all seek to answer that one fundamental query: are we alone in the universe?