Zika immunity and falling body temperatures

Have these paralysed patients helped to reveal the brain basis of
why we gesticulate when we talk? Also, new insights into how the
body clock keeps track of the seasons, signs that immunity to Zika
virus wanes with time, why human body temperature is lower than it
was 150 years ago, and diversity in science: how can we better hold
on to rare talent? Get the references and the transcripts for this
programme from the Naked Scientists website