Why ‘RNA world’ theory on origin of life may be wrong after all
(New Scientist, 24 June 2015)
Instead of life originating with self-replicating RNA, a few scientists now suggest that RNA and proteins may have coevolved together from the very beginning.
First glimpse at the viral birth of DNA
(New Scientist, 18 April 2012)
A bizarre hybrid virus hints at how early life may have made the switch from RNA to DNA as its genetic material.
Second genesis: Life, but not as we know it
(New Scientist, 11 March 2009)
A look at efforts to make life from scratch in the lab, and to find “alien” life right here on Earth.