Episode details
Available for over a year
Dr Karl answers your science questions including whether you can you eat 14 year old marmalade and if it's possible to drive an F1 car upside down on the roof of a road tunnel.
Programme WebsiteUse BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.
Available for over a year
Dr Karl answers your science questions including whether you can you eat 14 year old marmalade and if it's possible to drive an F1 car upside down on the roof of a road tunnel.
Programme Website