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Your blood group may affect your microbiome

Your gut bacteria may match your blood group – but we don’t know why

2 February 2019

A study of over 100 people in China has found that gut bacteria seem to match their host’s blood group, but we don’t know how or why they do this yet

Lizards keep evolving toxic green blood and we don't know why

Lizards keep evolving toxic green blood and we don't know why

16 May 2018

All the green-blooded lizards in the world live in New Guinea, but it turns out the trait has evolved there independently at least four times

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