Cold haemoglobin, and teaching old dogs new ethics

This month, how an extinct marine mammal made its haemoglobin work
in the cold, how does learning compassion change the shape of the
human brain, women publishing cautiously, how populations evolve to
social distance in disease conditions, and can biochemical clocks
accurately track ageing in children? Join Dr Chris Smith for a look
at some of eLife's latest leading papers... Get the references and
the transcripts for this programme from the Naked Scientists
website