Ifølge Dr Louis kan de røde partikler formere sig ved 300&nbsp;°C, hvilket intet hidtil kendt jordisk liv kan.<ref>
[http://news.bbc.co.uk/2/hi/science/nature/6146292.stm 14 November 2006, BBC News: Searching for 'our alien origins'] Citat: "...He was able to see the recent work of Dr Louis which shows that the red rain can replicate at 300C, an essential attribute of a space micro-organism that might have to endure extreme temperatures..."</ref>
Desuden har ''Cardiff Centre for Astrobiology'' fundet interne strukturer i partiklerne og indikering på en formeringscykel.
<ref>[http://www.astrobiology.cf.ac.uk/redrain.html Analysis of red rain of Kerala] {{Webarchive|url=https://web.archive.org/web/20060618222736/http://www.astrobiology.cf.ac.uk/redrain.html |date=18. juni 2006 }} Citat: "...High resolution electron microscopy has revealed internal structures as well as evidence of a replication cycle not commonly found in either bacteria or yeasts. These images are of thin cell slices viewed in the transmission electron microscope..."</ref>
Filosofi Fysik Kemi Vand Naturvidenskab