Why do we get nightmares? - a podcast by Dr Chris Smith

Are there extra types of water? Do plants give off carbon dioxide at night? Why does huddling together keep you warm? What is the origin of belly-button fluff? What causes nightmares? And how does the magnetic field around Earth affect us? Plus, news of how dental plaque can show us what our ancestors ate... Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Ask the Naked Scientists

Further podcasts by Dr Chris Smith

Website of Dr Chris Smith