Lightning Defibrillator
b'Being struck by lightning can be a heart-stopping experience - but could a second strike re-start your heart? In this question of the week, we find out if a bolt could act as a defibrillator, and if your body could take it! Plus, we ask why copper comes in different colours, and why we can\'t remember our dreams. Like this podcast? Please help us by supporting the Naked Scientists'