
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

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

11 September 2017
Over 90 per cent of microorganisms are unknown to science, but DNA analysis has unmasked thousands of them and made life's story far more complex

21 August 2017
Viruses are not like other organisms and nobody is quite sure where they originated, but a newly discovered single-celled organism seems to offer a clue

31 May 2017
Life in simulated zero gravity turns bacteria into reproductive powerhouses and may help them form tough colonies that could pose a risk to humans in space