SpaceWe’ve found 4000 exoplanets but almost zero are right for life The chemical reactions that give rise to life need enough liquid water and not too much ultraviolet light, which seems to be a rare combination in the galaxy ¿ìè¶ÌÊÓÆµ
VideoLewis Dartnell: Astrobiology – the search for alien life Could there be life on other planets, and if so, what would it look like? Astrobiologist Lewis Dartnell is hunting for alien life in whatever form it takes. Join him as he explores how life developed on our planet, and where life might exist beyond Earth Video