Evidence suggests life on Earth started after meteorites
splashed into warm little ponds, PhysOrg, October 2, 2017
https://phys.org/news/2017-10-evidence-life-earth-meteorites-splashed.html
How did Life Start? Meteorites crashing into Darwin's
Little Warm Ponds May Have been Trigger, by Megham
Bartels, Newsweek.
http://www.newsweek.com/2017/10/27/how-did-life-start-meteorites-crashing-darwins-warm-little-ponds-was-possible-675655.html
The paper is:
Pearce, B.K., Pudritz, R.E., Semenov, D.A. and Henning, T.K.,
2017. Origin of the RNA world: The fate of nucleobases in
warm little ponds. Proceedings of the National Academy
of Sciences, vol. 114 no. 43, pp. 11327-11332
http://www.pnas.org/content/114/43/11327
https://arxiv.org/pdf/1710.00434.pdf
Yours,
Paul H.