Episode details
Available for over a year
In light of the Royal pregnancy, Tim Harford asks what severe morning sickness tells us about the chances of having twins. Yan Wong helps him look at the figures.
Programme WebsiteUse Â鶹Éç.com or the new Â鶹Éç App to listen to Â鶹Éç podcasts, Radio 4 and the World Service outside the UK.
Available for over a year
In light of the Royal pregnancy, Tim Harford asks what severe morning sickness tells us about the chances of having twins. Yan Wong helps him look at the figures.
Programme Website